Knowledge/Understanding
B. Breaking down of rocks into smaller pieces
Tree roots can cause weathering by:
A. Colouring rocks
B. Breaking rocks apart as they grow
C. Melting rocks
D. Turning rocks into water
B. Breaking rocks apart as they grow
What happens when a big rock is left in the Sun, wind, and rain for many years?
A. It becomes a toy
B. It slowly breaks into smaller pieces
C. It becomes glass
D. It grows bigger
B. It slowly breaks into smaller pieces
Which natural force can slowly wear down rocks in the desert?
A. Wind
B. Plastic
C. Paper
D. Toys
A. Wind
What can happen when water enters cracks in rocks and freezes?
A. The rock grows flowers
B. The rock breaks apart
C. The rock melts
D. The rock changes colour
B. The rock breaks apart
Why do rocks near mountains become smaller over time?
A. Because they are eaten by animals
B. Because of weathering caused by wind and water
C. Because they are painted
D. Because they melt in fire only
B. Because of weathering caused by wind and water
Which of these helps soil form faster?
A. Weathering
B. Sleeping
C. Cooking
D. Singing
A. Weathering
What natural things help in breaking rocks during weathering?
A. Sun, wind, and water
B. Books and pencils
C. Cars and buses
D. Food and clothes
Sun, wind, and water
What will most likely happen to a rock left in rain for many years?
A. It becomes shiny jewelry
B. It stays exactly the same forever
C. It slowly breaks down into soil
D. It becomes a living thing
C. It slowly breaks down into soil