Modified True/False
Indicate
whether the sentence or statement is true or false. If false, change the identified word or
phrase to make the sentence or statement true.
|
|
|
Checking Main Ideas
For each statement, choose True or
False. If false, write the word or phrase that would replace the underlined word or
phrase to make it true.
|
|
|
1.
|
The
brighter a star is, the smaller its magnitude.
____________________
|
|
|
2.
|
There
are three types of galaxies: spiral galaxies, irregular galaxies, and elliptical
galaxies.
____________________
|
|
|
3.
|
Meteors are small, orbiting bodies that are made up of dust, ice, and frozen
gases.
____________________
|
Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
|
|
|
Reviewing Vocabulary
Choose the best answer.
|
|
|
4.
|
Together, the Sun and all of the bodies that revolve around it is/are called
a. | the inner planets | b. | the outer planets | c. | the solar system | d. | the galaxy | | |
|
|
|
5.
|
Which
of the following is the first stage in the formation of a star?
a. | a protostar | b. | a sun | c. | a moon | d. | a planet | | |
|
|
|
Checking Main Ideas
Choose the best answer.
|
|
|
6.
|
Which
planet is farthest from the Sun?
a. | Mercury | b. | Venus | c. | Mars | d. | Pluto | | |
|
|
|
7.
|
The
Sun is
a. | a
star | b. | a
comet | c. | a meteor | d. | a planet | | |
|
|
|
8.
|
All of
the following are inner planets EXCEPT
a. | Earth | b. | Mars | c. | Venus | d. | Saturn | | |
|
Completion
Complete each sentence or
statement.
|
|
|
Reviewing Vocabulary
Complete each sentence with the correct
vocabulary word.
|
|
|
9.
|
The
distance that light travels in one year is known as a/an __________.
|
|
|
10.
|
A/An
__________ is a large piece of matter that enters Earth’s atmosphere and
becomes very hot from air friction.
|
|
|
11.
|
The
first four planets from the Sun are called the __________.
|
Short Answer
|
|
|
Checking Main Ideas
Answer the questions using complete
sentences.
|
|
|
12.
|
What
does the volume of the outer planets consist mostly of?
|
|
|
13.
|
What
is the best definition of a comet?
|
|
|
14.
|
Earth
is one of nine large bodies that revolve around the Sun. What are these bodies called?
|
Essay
|
|
|
Using Inquiry Skills
Answer the questions using complete
sentences.
|
|
|
15.
|
Compare How do scientists tell the difference between moons, asteroids,
and comets?
|
|
|
16.
|
Classify In a discussion about one of the planets, you hear that the
planet has many moons, is very large, and is made up mostly of gases. Is this planet more likely to
be an inner planet or an outer planet? How did you know this?
|
|
|
17.
|
Infer A star in the sky is blue in color. What can you infer about this
star, based on its color alone?
|
|
|
Thinking Critically
Answer the questions using complete
sentences.
|
|
|
18.
|
Draw Conclusions Based on what you have learned about the planets in the
solar system, which seems most similar to Earth?
|
|
|
19.
|
Synthesize What type of galaxy is the Milky Way? How do scientists
classify different types of galaxies?
|
|
|
20.
|
Analyze All of the planets in the solar system revolve around the Sun. The
planets are kept in orbit by the strong gravitational pull of the Sun. Considering that this is true,
why do you think the moons that orbit many of the planets in the solar system don’t instead
orbit the Sun?
|