Question 1

What is chemistry?

Accepted Answer

Branch of science that studies matter and the changes it undergoes

Answer

Branch of science that studies the physical world

Answer

Branch of science that studies criminal activity

Answer

Branch of science that studies the movement of Earth

Question 2

What is mass?

Accepted Answer

A measurement that reflects the amount of matter

Answer

The force of gravity's pull on matter

Answer

A measurement that reflect the amount of temperature

Answer

A measurement that reflects the amount of gravity

Question 3

What is weight?

Accepted Answer

The force of gravity's pull on matter

Answer

A measurement that reflect the amount of temperature

Answer

A measurement that reflects the amount of matter

Answer

A measurement that reflects the amount of gravity

Question 4

What is scientific inquiry?

Accepted Answer

Planned and deliberate investigation of the natural world

Answer

A description of what happens when certain conditions are present

Answer

An explanation of why something happens

Answer

The study of the physical world

Question 5

What is a model?

Accepted Answer

Representation of an idea, structure, or object to better understand it

Answer

A quantity or condition that can have more than one value

Answer

A comparison between an unknown quantity and a standard

Answer

A testable statement or prediction about what has been observed

Question 6

What are the steps of the scientific method?

Accepted Answer

Observation, Hypothesis, Experiment, Conclusion

Answer

Conclusion, Experiment, Observation, Hypothesis

Answer

Hypothesis, Observation, Conclusion, Experiment

Answer

Experiment, Conclusion, Observation, Hypothesis

Question 7

Which is an example of qualitative data?

Accepted Answer

Color

Answer

Seconds

Answer

Kelvin

Answer

Kilogram

Question 8

Which is an example of quantitative data?

Accepted Answer

Temperature

Answer

Color

Answer

Shape

Answer

Odor

Question 9

What is a hypothesis?

Accepted Answer

A testable statement or prediction about what has been observed

Answer

A statement that explains why something happens

Answer

A statement that describes what happens when certain conditions are present

Answer

A statement with no answer

Question 10

What is an experiment?

Accepted Answer

A set of controlled observations that test a hypothesis

Answer

A set of random observations that prove a hypothesis wrong

Answer

A set of random observations that prove a hypothesis right

Answer

A set of observations that do not test the hypothesis

Question 11

What is a variable?

Accepted Answer

A quantity or condition that can have more than one value

Answer

A quantity that has no standard

Answer

The only thing in the experiment that does not change

Answer

Something that changes because of the independent variable

Question 12

What is control?

Accepted Answer

Only thing in the experiment that does not change used to compare results

Answer

A quantity that has no standard

Answer

A quantity or condition that can have more than one value

Answer

Something that changes because of the independent variable

Question 13

The variable that changes in the experiment is the dependent variable.

Accepted Answer

False

Answer

True

Question 14

What is the conclusion?

Accepted Answer

A judgement based on the information obtained

Answer

A comparison between an unknown quantity and a standard

Answer

A quantity or condition that can have more than one value

Answer

A testable statement or prediction about what has been observed

Question 15

What is the difference between theory and law?

Accepted Answer

Theory explains why something happens while law describes what happens

Answer

Theory describes what happens while law explains why something happens

Answer

Theory changes in the experiment while law stays the same

Answer

Law changes in the experiment while theory stays the same

Question 16

What is the difference between pure and applied research?

Accepted Answer

Pure research is just to gain knowledge and applied is to solve a problem

Answer

Applied research is just to gain knowledge and pure is to solve a problem

Answer

Pure explains why something happens while applied describes how it happens

Answer

Applied explains why something happens while pure describes how it happens

Question 17

What is a base unit?

Accepted Answer

A defined unit in a system of measurement that is based on an object

Answer

A judgement based on the information obtained

Answer

A testable statement or prediction about what has been observed

Answer

A comparison between an unknown quantity and a standard

Question 18

What is the SI Base Unit for time?

Accepted Answer

Seconds

Answer

Hours

Answer

Minutes

Answer

Days

Question 19

What is the SI Base Unit for length?

Accepted Answer

Meter

Answer

Kilometer

Answer

Foot

Answer

Mile

Question 20

The SI Base Unit for mass is kilogram.

Accepted Answer

True

Answer

False

Question 21

What is the SI Base Unit for temperature?

Accepted Answer

Kelvin

Answer

Ampere

Answer

Celsius

Answer

Feranheit

Question 22

What is a derived unit?

Accepted Answer

A unit that is defined by a combination of base units

Answer

A comparison between an unknown and a standard

Answer

A defined unit in a system of measurement that is based on an object

Answer

A testable statement or prediction about what has been observed

Question 23

What is the every day use unit of volume?

Accepted Answer

Liters

Answer

Gallons

Answer

Microliters

Answer

Milliliters

Question 24

What is a graph?

Accepted Answer

A visual display of data

Answer

Something that changes because of the independent variable

Answer

A judgement based on the information obtained

Answer

A set of controlled observations that test a hypothesis

Question 25

Density is defined as the amount of mass per unit volume.

Accepted Answer

True

Answer

False

Question 26

The SI Base Unit for Temperature is Kelvin.

Accepted Answer

True

Answer

False

Question 27

What is the scientific notation of 0.00089?

Accepted Answer

8.9 X 10-4

Answer

8.9 X 104

Answer

89 X 10-3

Answer

89 X 103

Question 28

The SI Base Unit for length is meter.

Accepted Answer

True

Answer

False

Question 29

What is a substance?

Accepted Answer

Matter with a uniform and unchanging composition

Answer

Matter with elemental properties

Answer

Matter with no uniform and changes composition

Answer

Matter with just chemical properties

Question 30

What is a vapor?

Accepted Answer

gaseous state of a substance that is either a solid or liquid at room temp

Answer

gaseous state of a substance that is neither a solid or liquid at room temp

Answer

A gas that does not have volume

Answer

A gas that is not able to phase change

Question 31

Which is an example of a physical property?

Accepted Answer

Color

Answer

Toxicity

Answer

Reactivity

Answer

Flammability

Question 32

What is an extensive property?

Accepted Answer

Mass

Answer

Flammability

Answer

Color

Answer

Reactivity

Question 33

What is an intensive property?

Accepted Answer

Texture

Answer

Reactivity

Answer

Flammability

Answer

Mass

Question 34

What is an example of a chemical property?

Accepted Answer

Toxicity

Answer

Color

Answer

Volume

Answer

Mass

Question 35

What is a physical change?

Accepted Answer

A change that alters a substance without changing its composition

Answer

A transition of matter from one state to another

Answer

A change that does not alter a substance

Answer

A transition of a substance changing into new substances

Question 36

What is a phase change?

Accepted Answer

A transition of matter from one state to another

Answer

A change that alter a substance with out changing its composition

Answer

A change that does not alter a substance

Answer

A transition of a substance changing into new substances

Question 37

What is a chemical change?

Accepted Answer

A transition of a substance changing into new substances

Answer

A change that alter a substance with out changing its composition

Answer

A change that does not alter a substance

Answer

A transition of matter from one state to another

Question 38

The law of conservation of mass states that mass is neither created nor destroyed but instead conserved.

Accepted Answer

True

Answer

False

Question 39

What is a mixture?

Accepted Answer

Combination of 2+ pure substances that donât combine together chemically

Answer

A combination of substances that blend smoothly and has the same phase

Answer

A combination of 2 or more pure substances that combine together chemically

Answer

A combination of substances that do not blend smoothly throughout

Question 40

What is a heterogeneous mixture?

Accepted Answer

A combination of substances that do not blend smoothly throughout

Answer

A combination of substances that blend smoothly and has the same phase

Answer

A combination of 2 or more pure substances that combine together chemically

Answer

combination of 2 or more pure substances that donât combine together chemic

Question 41

What is an example of a heterogeneous mixture?

Accepted Answer

Salad

Answer

Coffee

Answer

Rainwater

Answer

Mouthwash

Question 42

What is a homogeneous mixture?

Accepted Answer

A combination of substances that blend smoothly and has the same phase

Answer

combination of 2 or more pure substances that donât combine together chemic

Answer

A combination of 2 or more pure substances that combine together chemically

Answer

A combination of substances that do not blend smoothly throughout

Question 43

What is an example of a homogeneous mixture?

Accepted Answer

Air

Answer

Salad

Answer

Pizza

Answer

Sand

Question 44

What is another word for a homogeneous mixture?

Accepted Answer

Solutions

Answer

Compound

Answer

Substance

Answer

Element

Question 45

What is an element?

Accepted Answer

A pure substance that canât be separated into simpler substances

Answer

A substance made up of 2 or more diff elements that are chemically combined

Answer

A combination of substances that do not blend smoothly throughout

Answer

A combination of 2 or more pure substances that combine chemically

Question 46

What is a periodic table?

Accepted Answer

An organization of elements into a grid

Answer

A display of different compounds

Answer

A combination of 2 or more pure substances that combine together chemically

Answer

A combination of substances that do not blend smoothly throughout

Question 47

What is a compound?

Accepted Answer

A substance made up of 2 or more diff elements that are chemically combined

Answer

A combination of 2 or more pure substances that combine chemically

Answer

A combination of substances that do not blend smoothly throughout

Answer

A pure substance that canât be separated into simpler substances

Question 48

The law of definite proportions states that a compound is always composed of the same elements by mass.

Accepted Answer

True

Answer

False

Question 49

What is electromagnetic radiation?

Accepted Answer

Form of energy that exhibits wavelike behavior as it travels through space

Answer

Form of energy that causes an object to move faster

Answer

Form of energy that keeps objects in motion

Answer

Form of energy that keeps object from moving

Question 50

What is electron configuration?

Accepted Answer

The electron arrangement of an atom.

Answer

The movement of electrons from one element to another.

Answer

The rearrangement of electrons in an element.

Answer

The configuration of electrons into protons.

Question 51

What is the Aufbau Principle?

Accepted Answer

It states that each electron occupies the lowest energy orbital available.

Answer

It states that each electron occupies the highest energy orbital available.

Answer

It states that each electron occupies the only energy orbital available.

Answer

It states that each electron occupies the biggest energy orbital available.

Question 52

How many electrons does the s shell hold?

Accepted Answer

2

Answer

14

Answer

10

Answer

6

Question 53

How many electrons does the p shell hold?

Accepted Answer

6

Answer

2

Answer

10

Answer

14

Question 54

How many electrons does the d shell hold?

Accepted Answer

10

Answer

2

Answer

14

Answer

6

Question 55

How many electrons does the f shell hold?

Accepted Answer

14

Answer

2

Answer

6

Answer

10

Question 56

What is an example of electromagnetic radiation?

Accepted Answer

Visible Light

Answer

Water

Answer

Air

Answer

Medicine

Question 57

What is frequency?

Accepted Answer

The number of waves that pass a given point per second

Answer

The number of waves that don't pass a point per second

Answer

The lowest point of a wave

Answer

The highest point of a wave

Question 58

What is lower frequency?

Accepted Answer

Waves that have longer wavelengths

Answer

Waves that have shorter wavelengths

Answer

The number of waves that don't pass a point per second

Answer

The number of waves that pass a given point per second

Question 59

What is higher frequency?

Accepted Answer

Waves that have shorter wavelengths

Answer

The number of waves that don't pass a point per second

Answer

Waves that have longer wavelengths

Answer

The number of waves that pass a given point per second

Question 60

White light that passes through a prism seperates into 2 colors of the color spectrum.

Accepted Answer

False

Answer

True

Question 61

What is the electromagnetic spectrum?

Accepted Answer

All forms of electromagnetic radiation with diff. in frequencies/wavelngths

Answer

Electrons emitted from a metal's surface when light shines on a surface

Answer

The minimum amount of energy that can be gained or lost by an atom

Answer

Set of frequencies of electromagnetic waves emitted by atoms of elements

Question 62

What is quantum?

Accepted Answer

The minimum amount of energy that can be gained or lost by an atom

Answer

Electrons emitted from a metal's surface when light shines on a surface

Answer

Set of frequencies of electromagnetic waves emitted by atoms of elements

Answer

All forms of electromagnetic radiation with diff. in frequencies/wavelngths

Question 63

What is the photoelectric effect?

Accepted Answer

Electrons emitted from a metal's surface when light shines on a surface

Answer

Set of frequencies of electromagnetic waves emitted by atoms of elements

Answer

The minimum amount of energy that can be gained or lost by an atom

Answer

All forms of electromagnetic radiation with diff. in frequencies/wavelngths

Question 64

What is the atomic emission spectrum?

Accepted Answer

Set of frequencies of electromagnetic waves emitted by atoms of elements

Answer

Electrons emitted from a metal's surface when light shines on a surface

Answer

The minimum amount of energy that can be gained or lost by an atom

Answer

All forms of electromagnetic radiation with diff. in frequencies/wavelngths

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