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astronomy

Total questions: 70

Worksheet time: 12mins

Name
Class
Date
1.

Which two characteristics do all Jovian planets have

in common?

a)

large diameters and low densities

b)

large diameters and high densities

c)

small diameters and low densities

d)

small diameters and high densities

2.

Which statement best describes the geocentric model

of our solar system?

a)

The Earth is located at the center of the model

b)

The Sun is located at the center of the model.

c)

All planets revolve around the Sun.

d)

All planets except the Earth revolve around the Sun.

3.

Which list shows stars in order of increasing temperature?

a)

Barnard's Star, Polaris, Sirius, Rigel

b)

Aldebaran, the Sun, Rigel, Procyon B

c)

Rigel, Polaris, Aldebaran, Barnard's Star

d)

Procyon B, Alpha Centauri, Polaris, Betelgeuse

4.

A blue shift of the light from a star indicates that the star

a)

will soon become a giant star

b)

is moving away from Earth

c)

will soon become a main sequence star

d)

is moving closer to Earth

5.

Which event occurred approximately 4.6 billion years ago?

a)

evolution of the earliest fish

b)

evolution of stromatolites

c)

formation of the oldest known Earth rocks

d)

formation of Earth and our solar system

6.

Energy is produced within a star's core by the process of

a)

nuclear fusion

b)

insolation

c)

conduction

d)

radioactive decay

7.

Earth, the Sun, and billions of stars are contained within

a)

a single constellation

b)

a giant cloud of gas

c)

the solar system

d)

the Milky Way galaxy

8.

Planets that are closest to the Sun are identified as

a)

low-density Jovian

b)

low-density terrestrial

c)

high-density terrestrial

d)

high-density Jovian

9.

Compared to the other planets in our solar system, Jupiter, Saturn, and Neptune have

a)

greater eccentricities

b)

shorter periods of revolution

c)

greater densities

d)

shorter periods of rotation

10.

As a rotating cloud collapses its rate of rotation

a)

decrease

b)

increase

c)

remains the same

11.

One factor responsible for the strength of gravitational attraction between a planet and the Sun is the

a)

degree of tilt of the planet's axis

b)

planet's period of rotation

c)

amount of insolation given off by the Sun

d)

distance between the planet and the Sun

12.

Which event takes the most time?

a)

one revolution of Earth around the Sun

b)

one revolution of Venus around the Sun

c)

one rotation of the Moon on its axis

d)

one rotation of Venus on its axis

13.

Which star has a surface temperature most similar to

the surface temperature of Alpha Centauri?

a)

Procyon B

b)

Sirius

c)

Polaris

d)

Betelgeuse

14.

The best evidence of Earth's rotation is provided by the

a)

Moon phases and global warming

b)

Moon phases and Coriolis effect

c)

Foucault pendulum and Coriolis effect

d)

Foucault pendulum and global warming

15.

What theory states that at one time, the entire universe was confined to a dense, hot, super mass ball?

a)

Nebular Theory

b)

Identity Status Theory

c)

Theory of Relativity

d)

Big Bang Theory

16.

Galaxies are __________ from where the Big Bang occurred.

a)

Expanding

b)

Shrinking

c)

Not Moving

17.

What is the center of the universe in the Geocentric model?

a)

Mars

b)

Neptune

c)

The Sun

d)

The Earth

18.

What is the center of the universe in the heliocentric theory?

a)

Neptune

b)

Mars

c)

The Sun

d)

The Earth

19.

Who discovered three (3) laws of planetary motion?

a)

Galileo

b)

Newton

c)

Kepler

d)

Ptolemy

20.

What does the first law of Kepler state?

a)

The orbits of the planets are ellipses, with the sun at one focus

b)

The line joining the planet to the Sun sweeps out in equal areas in equal times around the ellipse

c)

The length of time it takes a planet to orbit the sun is proportional to its distance from the sun.

21.

What does the second law of Kepler state?

a)

The orbits of the planets are ellipses, with the Sun at one focus.

b)

The line joining the planet to the Sun sweeps out in equal areas in equal time as the planets travels around the ellipse

c)

The length of time it takes a planet to orbit the sun is proportional to its distance from the Sun

22.

Who discovered the force that keeps planets from going out into space in a straight line?

a)

Kepler

b)

Newton

c)

Galileo

d)

Ptolemy

23.

________ is the turning or spinning of a body on its axis.

a)

Revolution

b)

Nutation

c)

Barycenter

d)

Rotation

24.

What causes day and night on Earth?

a)

Revolution

b)

Nutation

c)

Precession

d)

Rotation

25.

What is the term that refers to Earth when it is closest to the Sun?

a)

Perihelion

b)

Aphelion

c)

Nutation

d)

Barycenter

26.

What term refers to when Earth is the farthest from the Sun

a)

Nutation

b)

Barycenter

c)

Periherlion

d)

Aphelion

27.

What causes the seasons?

a)

Earth's Rotation

b)

Earth's Revolution

c)

Earth's tilt

d)

Earth doesn't have seasons

28.

What is the slight movement over a period of 26,000 years that changes where Earth's axis points?

a)

Nutation

b)

Precession

c)

Barycenter

d)

Rotation

29.

What is the oscillatory movement of the axis of a rotation body or a wobble?

a)

Precession

b)

Rotation

c)

Nutation

d)

Barycenter

30.

The point between two objects where they balance one another is called?

a)

Nutation

b)

Rotation

c)

Barycenter

d)

Precession

31.

The______________ theory describes how bodies of our solar system evolved from an enormous dust cloud called the solar nebula?

a)

Big Bang Theory

b)

Nebular Theory

c)

Theory of Light

d)

Theory of Dark

32.

The third law of Kepler states?

a)

The orbits of the planets are ellipses with the Sun at one focus

b)

The line joining the planet to the Sun sweeps out in equal area over equal time

c)

The closer the planet is to the Sun the faster the revolution occurs

33.

What is the shape of Earth's orbit?

a)

Circular

b)

Oval

c)

Ellipse

d)

Diamond

34.

Which two element make up most of the sun?

a)

helium and hydrogen

b)

ammonia and methane

c)

hydrogen and oxygen

d)

oxygen and helium

35.
How was the moon formed?
a)
It formed when the Earth was formed
b)
Planetary body smashed Earth, piece broke off and became the moon
36.
As the moon's shape appears to get smaller, we say that the moon is _.
a)
swelling
b)
waxing
c)
waning
d)
disappearing
37.
A shift toward longer wavelengths of the spectral lines emitted by a celestial object that is caused by the object moving away from the earth.
a)
White Shift
b)
Black Shift
c)
Blue Shift
d)
Red Shift
38.
What is the name of baby stars?
a)
Dwarf
b)
Supergiant
c)
Protostars
d)
Nebulas
39.

What 2 things do we use to classify stars?

a)

temp and pressure

b)

size and color

c)

luminosity and temp

d)

temp and color

40.

On an HR diagram, where does a star spend the majority of its life?

a)

as a red giant

b)

as a dwarf

c)

as a supernova

d)

in the main sequence

41.

What does a super massive star end up as at the end of its life?

a)

black hole

b)

red giant

c)

blue giant

d)

supernova

42.
What is the process that occurs in the core of a star, like the sun, that produces energy?
a)
fission
b)
fusion
c)
decay
d)
convection
43.

Galaxies are composed of (best answer)

a)

stars

b)

stars and gas

c)

stars, dust, and gas

d)

stars, dust, planets and gas held together by gravity

44.
The Milky Way Galaxy is a 
a)
spiral
b)
lenticular
c)
elliptical 
d)
irregular
45.

As the solar system formed, two types of planets were produced. Which statement is a fact that helps account for the difference in composition between terrestrial and the Jovian (gas) planets

a)

The farther from the Sun, the cooler the temperature is.

b)

Large planets have less stable orbits than small planets

c)

Metallic elements have lower melting points than nonmetallic elements

46.

What type of type of star is the our sun

a)

Dwarf star

b)

Main sequence star

c)

Giant star

d)

Super giant Star

47.

What number represents a supernova

a)

1

b)

2

c)

3

d)

4

48.

Which numbered stage represents a protostar

a)

1

b)

2

c)

3

d)

4

49.

Which of the following is NOT a galaxy shape used for classification?

a)

irregular

b)

spiral

c)

squiggle

d)

elliptical

50.

Millions of stars, several of them in space, and very far apart are all describing what?

a)

galaxies

b)

moon

c)

solar systems

d)

fusion

51.

Which of the following is Kepler's 1st law?

a)

orbital period squared = semi major axis distance cubed

b)

orbits are elliptical

c)

law of equal areas

d)

law of pie

52.

These are the daily rise and fall of Earth's waters.

a)

rivers

b)

waves

c)

tides

d)

geysers

53.

In Earth science EMS stands for....

a)

Emergency Medical Services

b)

Energy Might Stall

c)

Electricity Makes Sense

d)

Electromagnetic Spectrum

54.

How does energy from the Sun reach Earth?

a)

sound waves

b)

seismic waves

c)

electromagnetic radiation

d)

UPS

55.

On the EMS the shortest and highest energy waves are....

a)

infrared waves

b)

visible light

c)

radio waves

d)

gamma rays

56.

Nuclear fusion is described as ....

a)

4 helium protons fusing to make 1 hydrogen atom

b)

4 hydrogen protons splitting to make 4 helium atoms

c)

4 hydrogen protons fusing to make 1 Helium atom

d)

4 helium protons splitting to make 4 hydrogen atoms

57.

Which of the follow correctly describes the differential heating of earth?

a)

land heats faster than water, but cools slower than water

b)

land heats faster than water and cools faster than water

c)

water heats faster than land, but cools slower than land

d)

water heats slower than land and cools faster than land

58.

What protects our planet from harmful radiation?

a)

the magnetosphere

b)

Magneto from X-men

c)

the magical shield

d)

the geosphere

59.

The inner and outer core of Earth working together (geosphere) create what for our planet?

a)

the magical sphere

b)

a job for Magneto from X-Men

c)

the magnetosphere

d)

a magnet for comets

60.

When the Sun, Earth and Moon are in a straight line you will see which type of tide?

a)

a spring tide

b)

a neap tide

c)

a fall tide

d)

a summer tide

61.

When the Sun, Earth and Moon are lined up at a right angle, you will see which type of tide?

a)

a spring tide

b)

a neap tide

c)

a fall tide

d)

a summer tide

62.

What describes blasts of energy from the Sun that shape the magnetosphere giving it a long tail?

a)

solar power

b)

wind storms

c)

gamma tornado

d)

solar winds

63.

Which descriptions match the sun energy chain?

a)

starts with consumers (chemical), travels to Earth (radiant), ends with sun (nuclear)

b)

starts with sun (nuclear), travels to Earth (radiant), gets to plants and energy is transferred to consumers (chemical)

c)

starts with sun (nuclear), consumers convert energy (chemical), energy travels away from Earth (radiant)

64.

All of space and everything inside it is known as

a)

Universe

b)

Galaxy

c)

Solar System

d)

Planet

65.

A group of billions of stars and other mass held together by gravity is known as

a)

Solar System

b)

Galaxy

c)

Constellation

d)

Sun

66.

The process that produces light and heat energy within a star is called

a)

Radiation

b)

Conduction

c)

Nuclear Fusion

d)

Fire

67.

All of the planets and other celestial objects that are held in orbit by the sun is known as

a)

Solar System

b)

Asteroid Belt

c)

Keuper Belt

d)

Oort Cloud

68.

A natural satellite that orbits a planet is known as

a)

Moon

b)

Asteropid

c)

Comet

d)

Meteor

69.

Rocky objects that orbit the Sun in a belt between Mars and Jupiter are known as

a)

Meteors

b)

Asteroids

c)

Comets

d)

Moons

70.

Jovian planets are

a)

Solid

b)

Gaseous

c)

Close to the Sun

d)

Small