Quiz about Physical Science Review

Question 1

Why does a person weigh more on Earth than on the moon?

Accepted Answer

because the gravitational force is lower on the moon

Answer

there is no friction on the moon

Answer

Earth's atmosphere is heavier

Answer

Earth rotates faster than the moon

Question 2

Which is an example of a new substance being formed?

Accepted Answer

Wood burning and turning to ash

Answer

metal changing shape when heated

Answer

water evaporating into the air

Answer

ice melting and becoming a liquid

Question 3

If the table shows how the length of wire changes over time, which claim do the measurements support?

Accepted Answer

Heating the wire increases the wire's length

Answer

Short wires heat up faster than long wires

Answer

Heating the wire decreases the wire's length

Answer

Long wires heat up faster than short wires

Question 4

What happens to the weight of a sheet of paper when it is shredded?

Accepted Answer

The total weight of the shredded pieces equals the total weight of the original piece of paper.

Answer

The total weight of the shredded pieces is more than the weight of the original piece of paper

Answer

The total weight of the shredded pieces is less than the weight of the original piece of paper

Answer

The total weight of the shredded pieces can not be determined once the paper is shredded.

Question 5

What force brings the pencil down?

Accepted Answer

Gravitational

Answer

Applied

Answer

Magnetic

Answer

Normal

Question 6

As mass increases, what happens to gravitational force?

Accepted Answer

increases

Answer

decreases

Answer

stays the same

Answer

i don't know

Question 7

Two factors effecting the magnitude of the force of gravity between 2 objects are...

Accepted Answer

mass and distance

Answer

mass and matter

Answer

distance and weight

Answer

weight and mass

Question 8

What is the ball's position at 3 seconds?

Accepted Answer

25 cm

Answer

20cm

Answer

45cm

Answer

30 cm

Question 9

Which fabric would be the best choice for Jackson's shirt?

Accepted Answer

Fabric 1 because it experienced smaller temperature change than Fabric 2.

Answer

Fabric 1 because it experienced a larger temperature change than Fabric 2.

Answer

Fabric 2 because it experienced a smaller temperature change than Fabric 1.

Answer

Fabric 2 because it experienced a larger temperature change than Fabric 1.

Question 10

What was the object's speed between 40 and 50 seconds?

Accepted Answer

4 cm per second

Answer

1 cm per second

Answer

8 cm per second

Answer

12 cm per second

Question 11

What points show where the truck was stationary for the greatest amount of time?

Accepted Answer

points U to V

Answer

points T to U

Answer

points V to W

Answer

points X to Y

Question 12

Which statement best describes Charlie's run?

Accepted Answer

Charlie began the race at a constant pace, then took a break before accelerating to finish the race last.

Answer

Charlie began the race accelerating faster than the other runners, but did not finish the race.

Answer

Charlie began the race running in the wrong direction, then turned around and finished the race last.

Answer

Charlie began the race at a constant pace, then increased his acceleration and finished the race first.

Question 13

Imagine you travel to another planet. What will change as you walk around the surface of the planet, your mass or your weight?

Accepted Answer

Weight

Answer

Mass

Answer

Both

Answer

Neither

Question 14

Sam has an ice cube and a cup of liquid water. What could Oliver do to show that the ice cube and the liquid water are the same substance?

Accepted Answer

chill the liquid water until it freezes

Answer

put the ice cube into a different cup

Answer

measure the temperature of the water

Answer

weigh the ice cube and the liquid water

Question 15

What was Paul's speed?

Accepted Answer

300 mps

Answer

600 mps

Answer

3,000 mps

Answer

6,000 mps

Question 16

Jamie rolls a ball across a flat, horizontal surface. Eventually, the ball comes to stop without hitting anything. Which of the following explains why the ball stopped?

Accepted Answer

friction acting on the ball

Answer

the mass of the ball

Answer

gravity acting on the ball

Answer

the force of the roll of the ball

Question 17

Stacie and Layla ran a race against each other. Layla finished the race in 8 minutes and Stacie finished in 7 minutes. Which best explains the reason for this difference in time?

Accepted Answer

Stacie ran a faster speed than Layla

Answer

Layla ran a faster speed than Stacie

Answer

Both Layla and Stacie ran the same speed.

Answer

Both Layla and Stacie finished at the same time.

Question 18

A pot containing 500 mL of water is brought to a boil. Later, the pot contains 400 mL of boiling water. Why is there a difference in the amount of water?

Accepted Answer

100 mL of water changed to water vapor.

Answer

The water gained mass by boiling.

Answer

100 mL of water was added to the pot.

Answer

The water contained salt that evaporated.

Question 19

Jennifer rode her bike during the fall months. She left it outside during the winter and snow fell and covered the bike. In spring, the snow melted. Jennifer noticed the bike was covered in rust. Why of the following is an example of a new substance forming?

Accepted Answer

rust forming on the bike

Answer

riding the bike

Answer

snow covering the bike

Answer

snow melting

Question 20

Cayden is rolling a car across the tile of his room. He then rolls his car across the carpet and notices that his ability the roll the car has changed. What caused the change?

Accepted Answer

the carpet increased friction

Answer

the carpet reduced gravity

Answer

the carpet increased gravity

Answer

the carpet reduced friction

Question 21

Kendall put 2 ounces of sand into the blue cup and 2 ounces of water into the yellow cup. How does the change in the blue cup's total weight compare to the change in the yellow cup's total weight?

Accepted Answer

They both experience the same change in weight.

Answer

The yellow cup's total weight changed more than the blue cup's total weight.

Answer

The change in total weight cannot be determined.

Answer

The blue cup's total weight changed more than the yellow cup's total weight.

Question 22

Lillian left a fully inflated beach ball outside at 7pm. The temperature at 7pm was 73 degrees. At 6am the next morning, Lillian found the beach ball deflated. She saw the temperature at 6am was 45 degrees. What can she conclude from this?

Accepted Answer

The beach ball lost heat overnight, which caused it to deflate

Answer

the beach ball deflated, which caused it to gain heat

Answer

the beach ball gained heat overnight, which caused it to deflate

Answer

The beach ball deflated, which caused it lose some heat

Question 23

Cameron rolls an orange and a grape with the same force across a table. Why does the orange move slower?

Accepted Answer

because the orange has more mass than the grape

Answer

because the orange has less mass than the grape

Answer

because the orange experiences less gravity than the grape

Answer

because the orange experiences more gravity than the grape

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