Plastic Worksheets KS3-4

Created on March 14, 2022 By

Millie Green

KS3/4 Plastic Assessment Quiz: Floating and sinking

Test Your Knowledge on plastics and buoyancy.

1 / 10

Which of these materials is a polymer?

Pottery

Nylon

Zinc

Carbon dioxide

2 / 10

Name three properties of polymers.

Brittle

Solid

Liquid

Gas

Chemically unreactive

Conduct electricity

Silver in colour

Recyclable

3 / 10

What is density?

The force displaced by an object

Mass per unit volume

Volume per unit mass

Force over a certain area

4 / 10

How do you calculate density?

Mass divided by volume (mass/volume)

Volume divided by mass (volume/mass)

Distance divided by time (distance/time)

Force divided by mass (Force/mass)

5 / 10

Which of these objects would not float in water (density of 1g/cm3)?

A yogurt pot made of HDPE (density = 0.95 g/cm3)

An empty plastic bottle with a lid on made of polyethylene terephthalate (density = 1.4 g/cm3)

A car dashboard made of polyvinyl chloride (density = 1.29 g/cm3)

A plastic chair made of polypropylene (density = 0.9 g/cm3)

6 / 10

True or False: Seawater is less dense than distilled water.

True

False

7 / 10

What happens to pressure in a liquid as its depth increases?

It decreases

It stays the same

It increases

8 / 10

Complete the sentence: Plastics are a problem when discarded at sea because....

they float around in big islands.

ocean creatures eat them thinking they are food and they never break down entirely.

they dissolve.

they react with seawater to form acids which are dissolving coral reefs.

9 / 10

What is produced when plastics break down in the environment?

Carbon dioxide

Microplastics

Methane

Oil

10 / 10

Which is the best option when buying a drink to takeaway from a coffee shop?

Use a polystyrene cup

Use a recyclable but disposable plastic cup

Use a biodegradable plastic free cup

Bring your own refillable insulated drinks cup

Your score is

The average score is 57%

0%

Downloadable Worksheets

Key Stage 3/4 Worksheet: