Free Printable KS3 Year 8 Physics

Worksheets

KS3 Year 8 Physics

Total questions: 25

Worksheet time: 2hrs 47mins

Name

Class

Date

Definition of speed

rate of change of speed

distance travelled per unit time

Peanut ran 50 meters in 10 seconds. What was Peanut's average speed?

2 m/s

5 km/h

5 m/s

5 m/s North

Speed =

Distance ÷ Speed

Velocity ÷ Time

Distance x Time

Distance ÷ Time

Light travels in a straight line

True

False

Which explains why the fork looks different under water?

light can't pass through the glass

the wavelength of light lengthens

the amount of light increases when going through water

light is refracted at an angle

Why do we see objects as white?

They absorb all light

They reflect all light

They absorb some light and reflect some light

Another name for light bending is ....

Reflaction

Absorbing

Refraction

mirror

The Law of Reflection:
The angle of incidence is _________ the angle of reflection

bigger than

the same as

smaller than

White light is made up of _________________ colors.

10.

The color you see is the color that is ___.

reflected

absorbed

11.

If light strikes a mirror at a 50⁰ angle, what angle will it come off of the mirror?

50⁰

70⁰

45⁰

30⁰

12.

Law of reflection state that - The angle of incidence is .................. to the angle of reflection.

equal

double

half

13.

Which color travels the quickest and has the shortest wavelength?

Red

Violet

14.

The distance between two crests or two troughs is the...

Crest/Peak

Trough

Wavelength

15.

A magnet will pick up a nail, but not a penny because the nail

has rust on it.

is lighter than the penny.

has a sharp point.

contains iron.

16.

Which of these is attracted to a magnet?

iron nail

copper penny

piece of paper

notebook

17.

Magnets will stick to refrigerator doors because the doors are

Painted with plastic.

Made of metal.

Easy to open.

Heavy.

18.

Which is NOT a use of magnets?

Generating electricity

Holding cabinet doors closed

Sorting paper from plastic

Storing information on computer hard drives.

19.

_{^{The magnet's shown will}}

not move

attract

repel

all of the above

20.

_{^{The magnet's sho}}_{^{wn will}}

not move

attract

repel

all of the above

21.

What are the mistakes in the image? Select 2 answers.

The arrow on the light ray is going towards the person's eye

The arrow on the light ray is going away from the person's eye

The arrow on the light ray is going towards the light source

The arrow on the light ray is going away from the light source

22.

The picture shows 4 sound waves on an oscilloscope. Which has the highest pitch?

23.

The picture shows 4 sound waves on an oscilloscope. What can you say about A?

It is a very low pitched sound

It is a very high pitched sound

It is a very quiet sound

It is a very loud sound

24.

The picture shows 4 sound waves on an oscilloscope. Which 2 have the smallest amplitude?

25.

Why can you not hear symbols clashed together a mile away? Select 2 answers.

The sound waves' energy travel too slowly

The sound waves' energy gets too spread out

The sound waves' energy is reflected away from you.

The sound waves' energy gets absorbed by objects and the air

Reset

KS3 Year 8 Physics

Total questions: 25

Worksheet time: 2hrs 47mins

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