Question 1

What is the basic unit of life?

Accepted Answer

Cell

Answer

Molecule

Answer

Organism

Answer

Atom

Question 2

What type of energy is stored in food?

Accepted Answer

Chemical

Answer

Mechanical

Answer

Nuclear

Answer

Thermal

Question 3

What is the formula for water?

Accepted Answer

H2O

Answer

CO2

Answer

O2

Answer

NaCl

Question 4

What is the law of conservation of energy?

Accepted Answer

Energy cannot be created nor destroyed, only transformed

Answer

Energy can only be destroyed

Answer

Energy can be created and destroyed

Answer

Energy can only be created

Question 5

What is the function of the mitochondria?

Accepted Answer

Produce energy

Answer

Store water

Answer

Produce hormones

Answer

Produce enzymes

Question 6

What is the boiling point of water?

Accepted Answer

100 degrees Celsius

Answer

50 degrees Celsius

Answer

0 degrees Celsius

Answer

200 degrees Celsius

Question 7

What is the force that causes objects to fall to the ground?

Accepted Answer

Gravity

Answer

Inertia

Answer

Electromagnetism

Answer

Friction

Question 8

What is the difference between a solid and a liquid?

Accepted Answer

A solid has a fixed shape, while a liquid does not

Answer

A liquid has a fixed shape, while a solid does not

Answer

A liquid has a higher density than a solid

Answer

A solid has a higher density than a liquid

Question 9

What is the process by which plants make their own food?

Accepted Answer

Photosynthesis

Answer

Germination

Answer

Pollination

Answer

Fertilization

Question 10

What is the cause of tides?

Accepted Answer

The gravitational pull of the moon and the sun

Answer

The temperature of the water

Answer

The wind

Answer

The rotation of the Earth

Question 11

Which of the following is NOT a characteristic of a solid?

Accepted Answer

Can easily change shape

Answer

Cannot be compressed

Answer

Definite shape

Answer

Definite volume

Question 12

What are the three subatomic particles that make up an atom?

Accepted Answer

Protons, neutrons, and electrons

Answer

Protons, electrons, and photons

Answer

Electrons, photons, and neutrons

Answer

Neutrons, photons, and electrons

Question 13

Which of the following is a renewable resource?

Accepted Answer

Wind power

Answer

Natural gas

Answer

Coal

Answer

Fossil fuels

Question 14

What is the process that releases energy from glucose called?

Accepted Answer

Cellular respiration

Answer

Mitosis

Answer

Meiosis

Answer

Photosynthesis

Question 15

What is the most common gas in the Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Water vapor

Answer

Carbon dioxide

Question 16

Which of the following is a force that slows down or stops motion?

Accepted Answer

Friction

Answer

Gravity

Answer

Tension

Answer

Magnetism

Question 17

What is the process by which plants make their own food?

Accepted Answer

Photosynthesis

Answer

Cellular respiration

Answer

Meiosis

Answer

Mitosis

Question 18

What is the term for the transfer of heat through a fluid?

Accepted Answer

Convection

Answer

Conduction

Answer

Insulation

Answer

Radiation

Question 19

Which of the following is the process by which ice changes directly to water vapor?

Accepted Answer

Sublimation

Answer

Evaporation

Answer

Melting

Answer

Boiling

Question 20

What is the force that pulls everything towards the center of the Earth?

Accepted Answer

Gravity

Answer

Magnetism

Answer

Friction

Answer

Tension

Question 21

Which of the following is NOT an example of a renewable resource?

Accepted Answer

Coal

Answer

Solar

Answer

Wind

Answer

Hydroelectric

Question 22

What is the name for the smallest particle of an element?

Accepted Answer

Atom

Answer

Compound

Answer

Ion

Answer

Molecule

Question 23

Which of the following is NOT a type of simple machine?

Accepted Answer

Fulcrum

Answer

Lever

Answer

Wheel and axle

Answer

Pulley

Question 24

What is the process by which water changes from a liquid to a gas?

Accepted Answer

Evaporation

Answer

Condensation

Answer

Solidification

Answer

Sublimation

Question 25

What is the name for the process by which rocks are broken down by wind and water?

Accepted Answer

Erosion

Answer

Sedimentation

Answer

Weathering

Answer

Deposition

Question 26

Which planet is closest to the sun?

Accepted Answer

Mercury

Answer

Mars

Answer

Jupiter

Answer

Venus

Question 27

Which planet has the most moons?

Accepted Answer

Jupiter

Answer

Uranus

Answer

Neptune

Answer

Saturn

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