KS2 SATs KS2 Science Extended 2

Question 1

What is the difference between mass and weight?

Accepted Answer

Mass is the amount of matter in an object (measured in kg); weight is the gravitational force on that mass (measured in N)

Answer

They are exactly the same

Answer

Weight is measured in kg; mass in Newtons

Answer

Mass changes depending on location; weight does not

Question 2

What is the function of the small intestine?

Accepted Answer

To absorb digested nutrients into the bloodstream

Answer

To produce stomach acid

Answer

To absorb water from waste

Answer

To break down food physically

Question 3

Which planet is the largest in our solar system?

Accepted Answer

Jupiter

Answer

Saturn

Answer

Earth

Answer

Neptune

Question 4

What is the scientific word for a change in speed or direction of motion?

Accepted Answer

Acceleration

Answer

Velocity

Answer

Gravity

Answer

Friction

Question 5

What type of energy is stored in food and fuel?

Accepted Answer

Chemical energy

Answer

Kinetic energy

Answer

Sound energy

Answer

Light energy

Question 6

What is the role of decomposers in an ecosystem?

Accepted Answer

To break down dead organisms and return nutrients to the soil

Answer

To eat other animals

Answer

To produce food using sunlight

Answer

To photosynthesise