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AST 101 - Unit 4 Review

Total questions: 39

Worksheet time: 19mins

Name
Class
Date
1.
A ______ telescope uses a mirror to focus light onto a small area.
a)
reflecting
b)
refracting
c)
radio
d)
spectrum
2.
What does Reflecting Telescope have?
a)
Lens
b)
Mirrors
c)
Bat ears
3.
What does Refracting Telescope have?
a)
Sand
b)
Mirrors
c)
Lens
d)
Batmobile 
4.
What is the MAJOR problem with trying to see stars in or near a city?
a)
Not as many people with telescopes
b)
Light pollution
c)
Clouds
d)
The stars are too far away.
5.

Modern telescopes are reflecting because: (Choose all that apply)

a)

Lenses are difficult to manufacture

b)

Lenses are heavy and fragile

c)

lenses absorb light that passes through them

d)

Lenses require only 1 perfect surface

6.
Both reflecting and refracting telescopes are designed to
a)
break visible light into colors of the spectrum.
b)
separate visible light from ultraviolet and radio waves.
c)
gather and focus visible light.
d)
work better with short-wavelength radiation.
7.
Reflecting telescopes differ from refracting telescopes in having
a)
no eyepiece lens.
b)
two large objective lenses.
c)
a mirror instead of an objective lens.
d)
one large objective lens.
8.

Modern telescopes are reflecting because: (Choose all that apply)

a)

Lenses are difficult to manufacture

b)

Lenses are heavy and fragile

c)

lenses absorb light that passes through them

d)

Lenses require only 1 perfect surface

9.

Which telescope would be the best?

a)

A telescope with a 2-inch mirror.

b)

A telescope with a 10-inch mirror.

c)

A telescope with a 20-inch mirror.

d)

A telescope with a 40-inch mirror.

10.
A telescope that can enlarge images from very far away has high.....
a)
Aperture
b)
Resolution 
c)
magnification
d)
Definition
11.
What is an advantage of a reflecting telescope?
a)
Clear images
b)
Easy to clean
c)
Maintenance free
d)
Most versatile type of telescope
12.

This is the first planet from the Sun; it is very hot in the day and very cold in the night.

a)

Mercury

b)

Neptune

c)

Earth

d)

Jupiter

13.

What are large chunks of rocks and metal in space?

a)

Earth

b)

comet

c)

asteroids

d)

gibbous

14.

The fourth planet from the Sun; also known as the "red planet."

a)

Neptune

b)

Mercury

c)

Earth

d)

Mars

15.

The sixth planet from the Sun; known for its large rings.

a)

Saturn

b)

Mercury

c)

Earth

d)

Mars

16.

This is the eighth (last) planet from the Sun; it is deep dark blue in color.

a)

Earth

b)

Neptune

c)

Mercury

d)

Jupiter

17.

These are the 4 planets (Mercury, Venus, Earth, Mars) are known as

a)

terrestrial planets

b)

gas giants

c)

dwarf planets

d)

solar planets

18.

These are the four planets the Sun; Jupiter, Saturn, Uranus, and Neptune are classified as

a)

terrestrial planets

b)

gas giants

c)

solar planets

d)

the best planets

19.

Where is the Asteroid Belt located in the Solar System?

a)

near Neptune

b)

between Mercury and Venus

c)

between Mars and Jupiter

d)

around the Sun

20.
There is one star in our solar system.
a)
True
b)
False
21.
What is the difference between the inner planets and the outer planets?
a)
The outer planets are smaller than the inner planets 
b)
The inner planets are smaller than the outer planets
c)
The outer planets have more rocks than the inner planets
d)
the inner planets are heavier than  the outer planets
22.
Which planet has a giant red spot?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
23.
Which planet is the hottest planet because of its clouds?
a)
Venus
b)
Earth
c)
Mars
d)
Pluto
24.

The first planets that were discovered outside of our solar system were found orbiting what? And what year were they discovered?

a)

A Red Giant in 1992

b)

A pulsar in 1972

c)

A pulsar in 1992

d)

A Red Giant in 1972

25.

What was the name of the first Sun-like star to have an exoplanet discovered and what year was it discovered?

a)

51 Peg in 1995

b)

41 Peg in 1995

c)

51 Peg in 1994

d)

41 Peg in 1992

26.

What is one way exoplanets are indirectly detected?

a)

The Hubble Space Telescope

b)

Infrared Waves

c)

X-Rays

d)

The doppler shift

27.

What is it called when a planet crosses directly in front of it's star?

a)

a Hot Jupiter

b)

an eclipse

c)

a direct line

d)

a transit

28.

What is the name of the space telescope that was designed to search for exoplanets? And in what year was it launched?

a)

Kepler in 1999

b)

Exodetector in 2009

c)

Kepler in 2009

d)

Hubble in 1999

29.
The puffy disk of objects that is aligned with plane of the solar system that lies just outside of Neptune's orbit is called the ______.
a)
Kuiper Belt
b)
Oort Cloud
c)
Scattered Disk
d)
Plutinos
30.
The spherical group of objects that surrounds everything in the solar system is called the ______.
a)
Kuiper Belt
b)
Oort Cloud
c)
Scattered Disk
d)
Plutinos
31.
What year did New Horizons pass by and study Pluto?
a)
1930
b)
2015
c)
1992
d)
1978
32.
What is the correct order of the planets, starting at the sun? 
a)
Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune
b)
Mercury, Venus, Earth, Jupiter, Mars, Uranus, Saturn, Neptune
c)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
d)
Neptune, Uranus, Saturn, Jupiter, Mars, Earth, Venus, Mercury
33.
Which planet takes the LONGEST to revolve around the sun? What type of planet is this?
a)
Mars, Gas
b)
Neptune, Terrestrial
c)
Uranus, Gas
d)
Neptune, Gas
34.
What relationship do you notice as the planets get further away from the sun?
a)
The days get longer due to the distance the planets are from the sun.
b)
The years become longer due to the distance each planet is from the sun.
c)
The years on each planet are the same
d)
As the planets get further from the sun their night is shorter.
35.
What are the 4 terrestrial planets?
a)
Jupiter, Saturn, Uranus, Neptune
b)
Mercury, Venus, Earth, Mars
c)
Earth, Venus, Neptune, Mercury
d)
Neptune, Venus, Saturn, Mercury
36.
What are three characteristics the outer planets have in common?
a)
They are made of rock, close to the sun and have a short year.
b)
They are made of rock, have 1-2 moons and are made of metal.
c)
First four planets, have many moons and rings.
d)
Made of gas, many moons and rings.
37.
A new planet has been recently discovered!  It is small, rocky and only has one moon.  What type of planet would it be classified as?
a)
Terrestrial 
b)
Gas Giant
38.

This type of planet has the highest relative number of moons (natural satellites).

a)

Terrestrial

b)

Jovian

c)

They have the same relative number of moons on average

d)

There is no way to tell

39.

This type of planet is found closer to the Sun.

a)

Terrestrial

b)

Jovian

c)

They have the same relative distances from the Sun

d)

There is no way to tell

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