Science Quiz 2024 Year 7

What is it called when water vapour evaporates into the sky, cools down and then forms clouds?

• condensation

• transpiration

• evaporation

• precipitation

Name the stage in the water cycle where water falls from the clouds as rain, snow, or hail.

• condensation

• precipitation

• transpiration

• evaporation

What is it called when water evaporates from plant leaves?

• condensation

• precipitation

• transpiration

• evaporation

Which of the following is NOT one of the three main types of rocks?

• igneous

• sedimentary

• volcanic

• metamorphic

Which type of rock forms from the cooling and solidification of magma or lava?

• sedimentary

• metamorphic

• igneous

• concrete

Which of the following is an example of a quantitative observation?

• blue feathers

• many legs

• 20cm long

• fast runner

Which of the following is an example of a qualitative observation?

• 24 carrots

• one dog

• smells sweet

• 2 arms

Is burning sugar a physical or chemical change?

• Physical

• Chemical

Is melting ice a physical change or a chemical change?

• Physical

• Chemical

Answer explanation

Melting ice is a physical change because it can be reversed.

Rusting of iron is a physical change.

• TRUE

• FALSE

Answer explanation

Iron rusting is a chemical change as it cannot be reversed and a new substance is produced.