Space Explorers Ch. 2

What does Rocco the Robot do?

• Helps Ms. Frizzle's class find their way home
• Picks up rocks and puts them in his pockets
• Picks up rocks and throws them
• Rocco is the class pet that travels with the class wherever they go

A sphere or ball like object is called a....

• revolve
• revolution
• orbit
• orb

An example of an orb is......

• a spaceship
• a brick
• planets
• the Magic School Bus

What is gravity?

• A force within the planets that pull objects toward the center
• The protective layer around Earth
• A sphere or ball like object
• To keep safe from harm or injury

To keep safe from harm or injury is...

• scientist
• orb
• atmosphere
• protect

What is Earth's protector?

• space
• the moon
• atmosphere
• the sun

What makes Earth the perfect planet?

• The Earth has water and gases that are things living things need to survive
• The Earth is round 
• The Earth has land and water
• The Earth has no atmosphere

Who is Neil Armstrong?

• He is a famous scientist.
• He is one of the students in Ms. Frizzle's class. 
• He is the first person to walk on Mars.
• He is the first person to walk on the moon.

According to the book, when you are on the moon, you weigh less then you weigh on Earth. True or False.

• True
• False

According to the book, who said, "That's one small step for man, one giant leap for mankind?"

• Ms. Frizzle
• Neil Armstrong
• Carlos
• Dorothy Ann