KS2 SATs Science Sampling 2

Question 1

What is the function of the heart in the human body?

Accepted Answer

To pump blood around the body

Answer

To digest food

Answer

To filter waste from the blood

Answer

To produce oxygen

Question 2

Which of these changes is reversible?

Accepted Answer

Melting chocolate

Answer

Burning wood

Answer

Cooking an egg

Answer

Baking a cake

Question 3

What do producers in a food chain typically get their energy from?

Accepted Answer

The Sun

Answer

Other animals

Answer

The soil

Answer

Water

Question 4

Sound travels fastest through which type of material?

Accepted Answer

Solid metal

Answer

Air

Answer

Water

Answer

A vacuum

Question 5

What process do plants use to make their own food?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Pollination

Answer

Germination

Question 6

Which of these is an example of a physical change?

Accepted Answer

Dissolving sugar in water

Answer

Rusting of iron

Answer

Burning paper

Answer

Cooking meat