Activity 1: Choose Me
Direction: Read the questions carefully. Write the LETTER of the correct answer in your
answer sheet.
1. Which of the following activities of man contribute to the breaking down of rocks?
b. Studying
c. Mining
a. Fishing
d. Sky diving
2. What do you call the process when water, people, and animals break rocks into small
pieces until it turns into soil
a. Erosion
b. Rock formation
c. Weathering
c. Wind
3. Which of the following is NOT a cause of weathering?
a. Ice
4. Which agent of weathering allows the rock to contract and expand?
b. Water
b. Temperature
c. Human
d. Fermenting
d. Fire
d. Animals
a. Wind
5. What type of weathering occurs when rock is physically broken down into smaller
pieces?
a. Mechanical weathering
b. Erosion weathering
6. Weathering is the breakdown of rock into.
a. Sediments
b. Mountains
c. Deposition
d. Chemical weathering
c. Boulders
d. Ice
7. Which of the following statement about weathering is FALSE?
a. Rocks of different compositions weather at different rates.
b. Humans have great impact in increasing the rate of weathering.
c. The presence of soil slows down the weathering of the underlying bedrock.
d. There is less chance of weathering when the rock is exposed to weathering agents
for longer time
8. How do plants weather rocks?
a. Rocks excessively grow in size as plants give them nutrients
b. When the plant moves water from the roots to the leaves, the rock breaks
c. When roots grow into cracks of rocks and expand, the rock breaks
d. Plant shades the rocks preventing them from receiving sunlight
9. A cliff was formed near the ocean. Which statement best describes how this cliff was
formed?
a. Ocean waves washed away rock
b. Sun rays evaporated the rock
10. How do plants weather rocks?
c. Warm air melted the rock
d. Plant roots pushed away the rock
a. When water moves from the roots to the leaves
b. When the leaves dissolve the rocks
c. When the rocks mimics the color of the plant
d. When roots grow into the cracks of the rocks
