Air, Water and Rocks Quiz

Which of the following statements shows the difference between air and water?

1. Air and water both take up space, but air is visible and water is not
2. Air takes the shape of the container, but water does not
3. Water has weight, but air does not
4. Air takes the shape of the container, but water takes up a fixed amount of space

Answer: (d) Air takes the shape of the container, but water takes up a fixed amount of space

Maya watered plants in the morning. Later, the soil looked dry even though no one touched it. Which step of the water cycle explains this?

1. Condensation
2. Evapouration
3. Melting
4. Precipitation

Answer: (b) Evapouration

Consider the following statements and choose the correct option: Statement A: Throwing garbage into rivers, bathing animals in ponds, and letting factories release dirty water into lakes cause water pollution. Statement B: Growing trees near lakes causes water pollution.

1. Statement A is correct and Statement B is wrong
2. Statement B is correct and Statement A is wrong
3. Both statements are correct
4. Both statements are incorrect

Answer: (a) Statement A is correct and Statement B is wrong

Which of the following correctly shows the 3 forms of water in real life?

1. Snow (liquid), Steam (solid), Pond water (gas)
2. Ice (solid), Rain (liquid), Steam (gas)
3. Steam (solid), Rain (gas), Ice (liquid)
4. Water vapour (solid), Ice (gas), Snow (liquid)

Answer: (b) Ice (solid), Rain (liquid), Steam (gas)

What happens to rocks when they are buried deep underground where it is very hot and there is a lot of pressure?

1. They break into tiny pieces and become soil
2. They cool down and turn into ice
3. They float to the surface
4. They slowly change into a new kind of rock

Answer: (d) They slowly change into a new kind of rock

Complete the analogy: Igneous rock : Cooling of magma :: Sedimentary rock : ______

1. Pressure and heat
2. Melting and boiling
3. Layers pressing together
4. Breaking and burning

Answer: (c) Layers pressing together

Olivia found four different rocks. She tried to scratch each one with her fingernail. Only one rock left a white mark and crumbled a little. Which rock did she most likely scratch?

1. Granite
2. Marble
3. Chalk
4. Basalt

Answer: (c) Chalk

You are asked to prove that air contains water vapour. Which of the following setups will help you do that?

1. Placing a cold bottle in a warm room and observing condensation
2. Burning a candle and watching the flame flicker
3. Keeping an empty glass upside down
4. Measuring wind speed

Answer: (a) Placing a cold bottle in a warm room and observing condensation

Read the two statements and choose the correct option. Statement 1: Breathing dirty air for a long time can hurt our lungs and make it harder for our body to get enough oxygen. Statement 2: Smoke and dust help plants grow faster by giving them extra things to use.

1. Both the statements are correct
2. Both the statements are incorrect
3. Statement 1 is correct but Statement 2 is incorrect
4. Statement 1 is incorrect but Statement 2 is correct

Answer: (c) Statement 1 is correct but Statement 2 is incorrect

Select the correct statement about the rock cycle.

1. Rocks remain the same forever
2. Rocks disappear after they break
3. Igneous rocks turn into fossils directly
4. Rocks can change from one type to another over time

Answer: (d) Rocks can change from one type to another over time