Question

Which of the following are slow changes that happen on Earth? Select two.

Erosion

Earthquakes

Volcanic eruptions

Weathering
What is the main idea of the section called “Manmade Changes”?

Humans can cause changes on land, some of which are positive and some of which are negative.

All changes humans cause on Earth are very helpful and positive.

Long ago, the Romans cut down a lot of forest.

Earthquakes happen very quickly but they can change the land a lot.
Choose two sentences that are true about erosion.

Erosion is a very quick process that makes changes easy to see.

Erosion is a long process that happens slowly.

Erosion does not still happen on Earth today.

Erosion can be caused by wind, water, or ice.
Which words from this sentence are signal words that tell you the sentence is a supporting detail?

“For example, in ancient times, the Roman Empire cut down many forests throughout Europe.”

Empire

For example

Throughout

Ancient

Answer 1

1) Slow changes on Earth (choose two): Erosion and Weathering.

2) Main idea of “Manmade Changes”: Humans can cause changes on land, some of which are positive and some of which are negative.

3) True sentences about erosion (choose two):
- Erosion is a long process that happens slowly.
- Erosion can be caused by wind, water, or ice.

4) Signal words in the sentence: For example.