Understanding Key Vocabulary Concepts

What does "expanse" mean?

• A small area of land.

• A large area of land or space.

• A building made of glass.

• A type of tree.

What does it mean if someone "persisted"?

• They stopped doing something.

• They continued doing something even when it was hard.

• They decided to quit.

• They made something easier.

Which item is "biodegradable"?

• A plastic bottle that will last forever.

• A banana peel that will break down naturally.

• A metal spoon.

• A glass jar.

What does "frontier" mean?

• The middle of a city.

• A place far away where people have not settled.

• A place where a lot of people gather.

• A big shopping mall.

What is "weathering"?

• When the sky is cloudy.

• When rocks and land are broken down over time by wind, water, or other natural forces.

• When animals change the land.

• When plants grow on the ground.

What happens during "erosion"?

• Plants grow faster.

• The land slowly wears away or changes shape due to wind, water, or ice.

• A volcano erupts.

• Trees grow taller.

What does "quantity" mean?

• The way something looks.

• The number or amount of something.

• The color of something.

• The shape of something.

What is a "concession"?

• A gift you give to a friend.

• A change or agreement made to make things fair.

• A place to buy snacks.

• A place to sleep.

What does "dependent" mean?

• Not needing anything from others.

• Needing someone or something to help or support you.

• Being alone and not talking to others.

• Doing everything by yourself.

Which of the following scenarios best illustrates the concept of "weathering"?

• A river carrying soil downstream.

• A rock breaking down into smaller pieces over time due to rain and wind.

• A tree growing taller each year.

• A mountain forming from volcanic activity.