Question 1

Positive ions

Accepted Answer

atoms that lose electrons

Answer

ions with happy feelings

Answer

Ions with atoms

Answer

atoms that gain electrons

Question 2

A transfer of electrons occur during a(n) _______________ bond

Accepted Answer

ionic

Answer

covalent

Answer

metallic

Answer

atomic

Question 3

NaCl

Accepted Answer

Sodium Chloride

Answer

nitrogen chloride

Answer

nitrogen chlorine

Answer

sodium chlorine

Question 4

How many groups on the periodic table

Accepted Answer

18

Answer

27

Answer

28

Answer

7

Question 5

Valance

Accepted Answer

outer most level of electrons

Answer

negative electrons

Answer

positive electrons

Answer

a place in France

Question 6

Law of conservation of matter

Accepted Answer

amount of matter in universe remains constant

Answer

amount of matter in universe changes constantly

Answer

another stupid law for no child left behind

Answer

a law you can not break without going to iss

Question 7

Coeffiecient

Accepted Answer

number changed to balance chemical equations

Answer

the number written below a formula

Answer

the number not changed to balance chemical equations

Answer

the number written above a formula

Question 8

T + Y --> TY

Accepted Answer

synthesis

Answer

single displacement

Answer

double displacement

Answer

decomposition

Question 9

B + DC --> BC + D

Accepted Answer

single displacement

Answer

decomposition

Answer

double displacement

Answer

sythesis

Question 10

__NaBr --> __Na + ___Br2

Accepted Answer

2, 2, 1

Answer

1, 2, 1

Answer

1, 1, 2

Answer

2, 1, 2

Question 11

distance/height

Accepted Answer

IMA of an inclined plane

Answer

IMA of a lever

Answer

IMA of a wheel and axle

Answer

IMA of a pulley

Question 12

Power

Accepted Answer

rate work is done

Answer

amount of work done

Answer

shooting webs from your wrists

Answer

ability to fly

Question 13

useful energy output being less than total energy input

Accepted Answer

why a machine is not 100% efficient

Answer

why a machine is 100% efficient

Answer

Say what?

Answer

science

Question 14

Moving a cereal box up on a higher shelf changes the GPE how?

Accepted Answer

increases only

Answer

remains the same

Answer

increases or decreases depending on the size of the box

Answer

decreases only

Question 15

Work is done when

Accepted Answer

a weight is lifted up through a distance

Answer

a mass is lifted up a square distance

Answer

a weight is lifted up a square distance

Answer

a mass is lifted up through a distance

Question 16

P = m x v

Accepted Answer

momentum

Answer

velocity

Answer

acceleration

Answer

mass

Question 17

Newton's second law

Accepted Answer

unbalanced force equals mass times acceleration

Answer

interia

Answer

action reaction

Answer

gravity

Question 18

Newtons third law

Accepted Answer

action reaction law

Answer

gravity

Answer

interia

Answer

unbalanced force equals mass times acceleration

Question 19

Keeps doing what is doing unless an unbalanced force acts on it; ie in motion stays in motion, sitting still stays sitting still

Accepted Answer

Newton's first law

Answer

Newton's second law

Answer

Gravity

Answer

Newton's third law

Question 20

What is the speed of a locomotive that travels 30,000 meters inn 30 seconds?

Accepted Answer

1000 m/s

Answer

1000 km/s

Answer

300 m/s

Answer

300 km/s

Question 21

Speed is

Accepted Answer

all of the above or below

Answer

calculated by dividing distance by time

Answer

measure of how quickly an object gets from one place to another

Answer

zero for objects at rest

Question 22

velocity is

Accepted Answer

speed in a given direction

Answer

acceleration

Answer

direction

Answer

speed

Question 23

An object slows down when

Accepted Answer

velocity is positive and acceleration is negative

Answer

when you hit the acceleration

Answer

when I tell it to

Answer

velocity is positive and acceleration is positive

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