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Transcript
UNIT D CH 3 – PLANETS
NAME _______________________________
VOCABULARY
Lesson 1:
1. satellite –
_______________________________________________
_______________________________________________
2. orbit -_______________________________________________
_______________________________________________
3. phases -_______________________________________________
_______________________________________________
4. revolution -_______________________________________________
_______________________________________________
5. axis -_______________________________________________
_______________________________________________
6. rotation –
_______________________________________________
_______________________________________________
Lesson 2:
1. solar system -_______________________________________________
_______________________________________________
2. star -_______________________________________________
_______________________________________________
3. planet –
_______________________________________________
_______________________________________________
4. asteroid –
_______________________________________________
_______________________________________________
5. comet-_______________________________________________
_______________________________________________
Lesson 3:
1. inner planets-_______________________________________________
_______________________________________________
2. outer planets –
_______________________________________________
_______________________________________________
3. gas giants –
_______________________________________________
_______________________________________________
Lesson 4
1. telescope –
_______________________________________________
_______________________________________________
2. space probe -_______________________________________________
_______________________________________________
PEOPLE IN SCIENCE
CLYDE TOMBAUGH
1.
2.
3.
4.
5.
Lesson 1 Review Questions
NAME ________________________________
1. Why would you classify the moon and Earth as satellites?
2. What are two ways that Earth moves?
3. What causes the seasons?
**CRITICAL THINKING**
How would day and night differ if Earth’s axis were not tilted?
TEST PREP
-- What season would a town in the southern
hemisphere have during January?
A. winter
B. spring
C. summer
D. fall
Lesson 2 Review Questions
NAME _________________________________
1. What is the sun?
2. In what way are the planets, comets, and asteroids alike?
3. How does a planet’s distance from the sun affect its orbit
speet?
**CRITICAL THINKING**
What might happen if the number of sunspots got much larger?
TEST PREP
-- What provides most of the heat and light
to our solar system?
A. the comet Hale-Bopp
B. asteroids
C. the sun
D. Jupiter
Lesson 3 Review Questions
NAME ________________________________
1. Name the inner planets, starting with the planet closest to the
sun.
2. What can be thought of as the dividing line between the inner
planets and the outer planets?
3. Which planets have no moons?
**CRITICAL THINING**
Compare and contrast VENUS and EARTH.
TEST PREP
-- The outer planet that is NOT a gas giant is ____
A. Jupiter
B. Saturn
C. Neptune
D. Pluto
Lesson 4 Review Questions
NAME _____________________________________
1. What are two types of telescopes?
2. What limits the things an Earth-based aptical telescope can
“see”?
3. What kind of work do astronauts on a crewed space mission
do?
**CRITICAL THINKING**
What are the advantages of sending crewed missions instead of
probes into space? The disadvantages?
TEST PREP
-- An instrument that uses lenses to magnify
distant objects is a _____.
A. radio telescope
B. refracting telescope
C. reflecting telescope
D. space station