Astronomy Fall Semester Review

Question 1

Comets are classified by their __________.

Accepted Answer

orbit

Question 2

___________ is the element that makes up most of the sun.

Accepted Answer

hydrogen

Question 3

This is the symbol for...

Accepted Answer

Earth

Question 4

In this phase of solar system formation, the star begins nuclear fusion.

Accepted Answer

Solar System Phase

Question 5

The ion tail of a comet always points…

Accepted Answer

away from the sun

Question 6

The time it takes the Earth orbit the sun.

Accepted Answer

Year

Question 7

The orbit of a planet around a sun is an ellipse with the sun as one focus is

Accepted Answer

Kepler’s 1st Law

Question 8

What is the reason for the blue coloration of Uranus and Neptune?

Accepted Answer

Methane gas in the atmosphere

Question 9

In this phase, the inner system is full of heavy elements, the outer system light elements, planetesimals may form

Accepted Answer

Protoplanetary Disc Phase

Question 10

How many moons does Mars have?

Accepted Answer

2

Question 11

A complete active sun solar cycle takes a total of __________ years.

Accepted Answer

22

Question 12

This picture shows what type of telescope?

Accepted Answer

reflecting

Question 13

The time it takes the Earth rotate on its axis once.

Accepted Answer

Day

Question 14

What color has the shortest wavelength?

Accepted Answer

Violet

Question 15

The longest day of the year is …

Accepted Answer

Summer Solstice

Question 16

Force is equal to the mass of an object time its acceleration is….

Accepted Answer

Newton’s 2nd Law

Question 17

The majority of objects in the Oort cloud are believed to be _________

Accepted Answer

comets

Question 18

Uranus’ axis tilt is approximately..

Accepted Answer

98 degrees

Question 19

When solar wind hits Earth’s magnetic field we get…

Accepted Answer

Aurora

Question 20

Titan has which of the following that no other moon has?

Accepted Answer

a fully developed atmosphere

Question 21

Olympus Mons, found on Mars, is significant because it is…

Accepted Answer

the largest mountain in the solar system

Question 22

The study of stars and star related phenomena

Accepted Answer

Stellar Astronomy

Question 23

Which of the following is NOT produced in the sun’s core?

Accepted Answer

electrons

Question 24

The only probe that has explored Pluto is…

Accepted Answer

New Horizons

Question 25

The large, smooth, dark areas on the Moon are called _______.

Accepted Answer

maria

Question 26

This is the symbol for...

Accepted Answer

Venus

Question 27

Which of the following light waves has the largest wavelength?

Accepted Answer

radio waves

Question 28

The Earth was struck by a Mars-size object within the first 100 million years, the moon formed from this

Accepted Answer

Collision-Ejection Theory

Question 29

What form of light is found between gamma rays and ultraviolet rays?

Accepted Answer

x-rays

Question 30

Which of the following is most correct.

Accepted Answer

The Moon is about 27% the size of earth and 1.2% its mass

Question 31

The energy of electromagnetic waves is ____________.

Accepted Answer

Radiative Energy

Question 32

Any natural planetary satellite is a …

Accepted Answer

moon

Question 33

Which of the following is NOT a Galilean moon?

Accepted Answer

Titan

Question 34

Haumea’s revolution speed on its axis is unique because it…

Accepted Answer

is the fastest in the solar system

Question 35

This is the symbol for...

Accepted Answer

Saturn

Question 36

Which dwarf planet is the most massive?

Accepted Answer

Eris

Question 37

The NASA program in which man landed on the moon was the ____________ missions.

Accepted Answer

Apollo

Question 38

The Oort cloud extends to about _________ from the Sun.

Accepted Answer

1 lightyear

Question 39

What is unique about Jupiter’s revolution on its axis?

Accepted Answer

It is the shortest of any planet in the solar system

Question 40

The average surface temperature of the sun is __________.

Accepted Answer

5,800 K

Question 41

Which of the following is true about the Great Red Spot on Jupiter?

Accepted Answer

all the above are true

Question 42

Materials that absorb light are ___________.

Accepted Answer

opaque

Question 43

In this phase, mass coalesces in the outer ring, forming larger but slowly accreting objects

Accepted Answer

Jovian Phase

Question 44

This is the symbol for...

Accepted Answer

Jupiter

Question 45

Venus’ orbit is unique in that…

Accepted Answer

all the above

Question 46

Which of the following is true about life developing on Earth?

Accepted Answer

Volcanoes produced large amounts of gas which helped the atmosphere form

Question 47

Mercury has a surface that is like the surface of…

Accepted Answer

Earth's Moon

Question 48

The famous formula E=mc2 applies most readily to _________.

Accepted Answer

Mass-Energy

Question 49

Which of the following is NOT a part of the Earth’s inner geology?

Accepted Answer

troposphere

Question 50

The time it takes the moon to orbit the Earth.

Accepted Answer

Month

Question 51

This is the symbol for...

Accepted Answer

Uranus

Question 52

This picture shows what type of telescope?

Accepted Answer

Cassegrain

Question 53

Which of the following is NOT true of Saturn’s rings?

Accepted Answer

The rings are almost as thick as they are wide

Question 54

We only see one side of the moon from Earth do to the fact that the Moon….

Accepted Answer

has a synchronous rotation

Question 55

Light in a particle form is known as a ___________.

Accepted Answer

photon

Question 56

The study of the Sun and its effects on Earth

Accepted Answer

Solar Astronomy

Question 57

The source of the sun’s energy is …

Accepted Answer

thermonuclear fusion

Question 58

A light-year is equal to…

Accepted Answer

the distance light travels in one year.

Question 59

Which of the following is not one of the large asteroids in the belt?

Accepted Answer

Nix

Question 60

What does Jovian mean?

Accepted Answer

gas giant

Question 61

Describes how a wave approaching you has a shorter wavelength and a wave moving away from you has a longer wavelength.

Accepted Answer

Doppler Effect

Question 62

Which of the following is NOT a benefit of using a telescope?

Accepted Answer

alter

Question 63

A ring of dust developed around the Earth as it was cooling, eventually coalescing and forming into the moon

Accepted Answer

Binary Accretion Theory

Question 64

Which dwarf planet has the smallest diameter?

Accepted Answer

Ceres

Astronomy Fall Semester Review

Questions 65

Astronomy Fall Semester Review

Questions 65