Context Clues
What does the word thrusters mean as it is used in paragraph 8 of the passage?
ropes that connect
machines that power
bags that hold tools
spacesuits that protec
machines that power
What can the reader conclude about the astronaut's spacesuits in the section " How do Astronauts go on spacewalks"?
Spacesuits are needed, but not required when on spacewalks.
Astronauts depend on the spacecraft to keep them safe by making sure it is filled with oxygen.
Spacesuits are important to help keep astronauts safe while on a spacewalks.
Astronauts put on their suits several hours before a spacewalk.
Spacesuits are important to help keep astronauts safe while on a spacewalks.
How does the first picture in the passage support the idea that spacewalks can be dangerous for astronauts?
by showing how thin and light the spacesuits are
by showing an astronaut doing work in space
by showing how an astronaut is connected to a spacecraft
by showing a tool is used on a spacewalk
by showing how an astronaut is connected to a spacecraft
Which text feature helps the reader locate information about how astronauts go on spacewalks?
The subheading "How do astronauts go on spacewalks"?
The most likely reason the author wrote this selection "What is a space walk?"
To explain how astronauts go on spacewalks.
To show how the reader can explore space.
To compare spacewalks to other experiments.
To tell the reader about spacesuits.
To explain how astronauts go on spacewalks.
1. Over many years, wind and rain caused erosion that changed the shape of the canyon.
Which phrase from the sentence helps the reader understand the meaning of erosion?
A. changed the shape of the canyon
B. over many years
C. wind and rain
D. caused the canyon to be dangerous
changed the shape of the canyon
What can the reader infer about why astronauts need tethers?
a) Astronauts might float away if they aren’t connected.
b) Astronauts need them for communication.
c) Astronauts don’t like to float in space.
d) Astronauts use them as ladders.
a) Astronauts might float away if they aren’t connected.
What is the central idea of the section “How Do Astronauts Stay Safe During Spacewalks?”
a) Astronauts like to play video games in space.
b) SAFER is a backpack with jet thrusters.
c) Astronauts use special tools and equipment to stay safe.
d) Tethers connect astronauts to their spacecraf
c) Astronauts use special tools and equipment to stay safe.
How does the subheading “How Do Astronauts Stay Safe During Spacewalks?” help the reader?
a) It entertains the reader with a story.
b) It tells the reader that the section will describe safety measures.
c) It shows the author’s opinion about safety.
d) It explains how astronauts build spacecraft.
b) It tells the reader that the section will describe safety measures.
What is the most likely reason the author includes the details in paragraph 1 and 2?
To show that astronauts are truly scientist.
To explain why astronauts go on spacewalks.
To persuade you to become an astronaut.
To describe what they need to go on a spacewalks
To describe what they need to go on a spacewalks
2. The moon travels in an orbit as it circles around Earth once every 27 days.
Which phrase from the sentence helps the reader understand the meaning of orbit?
A. travels in
B. once every 27 days
C. circles around Earth
D. the moon
C. circles around Earth
What can you infer about the danger of spacewalks based on the text?
a) Spacewalks are simple and safe.
b) Spacewalks are dangerous, so astronauts use special equipment for protection.
c) Astronauts enjoy spacewalks for fun.
d) Spacewalks are less risky than walking on Earth.
b) Spacewalks are dangerous, so astronauts use special equipment for protection.
8. Which detail best supports the central idea that astronauts must prepare carefully before a spacewalk?
a) Astronauts tether their tools to their suits.
b) Astronauts breathe pure oxygen for a few hours before walking in space.
c) Astronauts float around during experiments.
d) Astronauts use SAFER backpacks like video games.
b) Astronauts breathe pure oxygen for a few hours before walking in space.
If a picture shows an astronaut attached to a spacecraft with a tether, what does that picture explain?
a) Why astronauts wear spacesuits
b) How astronauts use ropes to keep from floating away
c) How astronauts test new equipment
d) Why astronauts do experiments
How astronauts use ropes to keep from floating away
Why does the author explain how astronauts put on their spacesuits before a spacewalk?
a) To entertain the reader with a funny story
b) To explain how spacesuits keep them safe.
c) To compare space travel to scuba diving
d) To show how astronauts practice teamwork
b) To explain how spacesuits keep them safe.
3. On hot days, puddles disappear quickly because of evaporation, which turns the water into gas.
Which phrase from the sentence helps the reader understand the meaning of evaporation?
A. disappear quickly
B. turns the water into gas
C. on hot days
D. puddles
turns the water into gas
Based on paragraph 6, what can you infer about breathing nitrogen in space?
a) It helps astronauts float.
b) It causes pain and can harm astronauts.
c) It makes astronauts stronger.
d) It gives astronauts energy for spacewalks.
b) It causes pain and can harm astronauts.
Which central idea is shown by details about SAFER in paragraph 8?
a) Astronauts use video games to practice spacewalking.
b) SAFER is a tool astronauts use to stay safe if they become untethered.
c) SAFER is filled with oxygen like a spacesuit.
d) Astronauts don’t need tethers when using SAFER.
SAFER is a tool astronauts use to stay safe if they become untethered.
What text feature helps the reader understand the meaning of the word “SAFER”?
a) The picture of an astronaut floating
b) The definition given in parentheses
c) The capital letters showing it is an acronym
d) The title of the article
c) The capital letters showing it is an acronym
Why did the author include information about astronauts fixing satellites in space?
a) To explain one of the important jobs astronauts do on spacewalks
b) To persuade readers that Astronauts complete important work.
c) To show how scientists train on Earth
d) To describe how spacesuits are made
a) To explain one of the important jobs astronauts do on spacewalks
5. Scientists discovered a fossil, the preserved remains of a plant that lived millions of years ago.
Which phrase from the sentence helps the reader understand the meaning of fossil?
A. preserved remains
B. lived millions of years ago
C. bones of an animal
D. a plant
A. preserved remains
What can you conclude about the role of experiments in spacewalks?
a) Experiments are only for fun.
b) Experiments show how space affects different things, which is useful for science.
c) Experiments are less important than wearing a spacesuit.
d) Experiments help astronauts practice using tools.
b) Experiments show how space affects different things, which is useful for science.
What is the central idea of the passage?
Astronauts wear spacesuits that allow them to breathe and move in space.
Astronauts need special machines to study outer space.
Astronauts go on space walks to do important experiments.
Astronauts have special tools to stay safe and work in space.
Astronauts have special tools to stay safe and work in space.
How do the subheadings throughout the passage help the reader?
a) They list vocabulary words
b) They help the reader quickly find information on different topics
c) They tell a funny story
d) They give directions for building a spacecraft
b) They help the reader quickly find information on different topics
Why does the author compare “the bends” in astronauts to scuba divers?
a) To persuade people to try scuba diving
b) To show the connection between sports and space
c) To help the reader understand what could happen in space
d) To describe the difference between swimming and floating
c) To help the reader understand what could happen in space