Life Without Gravity

According to "Life Without Gravity," how does weightlessness affect the circulation of blood?

• It causes blood to flow to the legs.
• It causes blood to flow to the head.
• It causes blood to flow more slowly.
• It causes blood to flow more quickly.

"Life Without Gravity" is what type of essay?

• persuasive
• fictional
• reflective
• expository

Which interjection best completes the sentence?
____! I knew I would make an A on the test!

• Yum
• Hooray
• Oops

Which detail from "Life Without Gravity" supports the main idea that weightlessness makes bones "thin and spongy"?

• Astronauts "grow" taller
• Astronauts lose bone tissue.
• Astronauts develop straight spines.
• Astronauts enjoy weightlessness.

According to "Life Without Gravity," why can astronauts' muscles become weak?

• Without gravity, the blood is rerouted from the legs to the head.
• Without gravity, the body "grows" by as much as several inches.
• Without gravity, eating is difficult, so the body does not get proper nutrition.
• Without gravity, the muscles do not push or pull on the body's bones.

According to "Life Without Gravity," what might happen if astronauts' bones became very weak?

• The astronauts would throw up when they returned to Earth.
• Their bones would snap when they returned to Earth.
• The astronauts would continue to grow when they returned to Earth.
• Their hearts would pump harder when they returned to Earth

Choose the correct conjunction to complete the sentence:
Neither Rico _____ Carl are going to the game.

• nor
• so

Which title best describes "Life Without Gravity"?

• "How Astronauts Eat"
• "How to Become an Astronaut"
• "The Ups and Downs of Weightlessness"
• "The Difficulties of Outer Space"

Which detail from "Life Without Gravity" supports the main idea that weightlessness makes bones "thin and spongy"?

• Astronauts "grow" taller
• Astronauts lose bone tissue.
• Astronauts develop straight spines.
• Astronauts enjoy weightlessness.

According to "Life Without Gravity," what happens if you pour milk in a weightless environment?

• It splatters on the floor.
• It stays in the container.
• It forms into balls.
• It turns into cream.