The Grand Canyon: A Trail Through Time

What happens when a river runs over land for millions of years?

• A lake is made

• A desert is made

• A mountain is made

• A canyon is made

To marvel means ___________.

• To look closely at something

• To feel surprise or wonder

• To get lost in the woods

• To hike for a long time

Which of the following sentences states an opinion?

• The Colorado River is 277 miles long

• Everyone who visits the Grand Canyon will have an adventure

• Hikers can see waterfalls and colorful pools at the bottom of the canyon

• The Grand Canyon became a national park in 1919

How is the North Rim different from the South Rim of the Grand Canyon?

• The North Rim gets more snow

• The North Rim is easier to get to

• The North Rim is open all year

• The North Rim is lower

What did Powell do on his second trip down the Colorado River?

• He took pictures of the canyon

• He built a cabin at the bottom of the canyon

• He made maps of the area

• He brought his family along

After the Grand Canyon was made a national park, ________________.

• It was closed for a short time

• More people came to visit

• No one came to visit

• Fewer people came to visit

The striped rocks of the Grand Canyon show ____________.

• How many years ago Native Americans lived in the canyon

• How long it takes to hike into the canyon

• How fat the Colorado River is moving

• How Earth has changed over time

What is this book mostly about?

• The Native Americans who lived in the Grand Canyon

• John Wesley Powell’s trio through the Grand Canyon

• What makes the Grand Canyon a special place

• How the Grand Canyon was formed over time

Which of the following sentences states a fact

• Rafting down the Colorado River is exciting and fun

• People have been coming to the Grand Canyon for at least twelve thousand years

• Hiking down the Grand Canyon is th best way to see the canyon

• Being a scientist who studies the Grand Canyon is the best job

When something is protected, it is ________________.

• Safe

• Locked up

• Lost

• Hard to get to