2.8.F - Quiz: Planets Part I & II

Question 1

What gas causes the temperature of Venus to be the hottest in the solar system?
Nitrogen
Carbon monoxide
Carbon dioxide
Oxygen

Answer 1

Carbon dioxide

Question 2

The two spacecraft that have been to Mercury are _____________________.
Messenger in 2011 & Mariner 10 in 1974
Magellan in 1991 & Messenger in 2011
Apollo in 1969 & Mariner 10 in 1974
Magellan in 1991 & Apollo in 1969
Mariner 10 in 1974 & Magellan in 1991

Answer 2

Messenger in 2011 & Mariner 10 in 1974

Question 3

Venus’s surface is largely __________________.
terrestrial with the land and water masses, like the Earth
gaseous, like Jupiter
volcanic
pockmarked with impact craters, like the Moon
covered with steam

Answer 3

volcanic

Question 4

The Earth’s atmosphere is approximately __
_____________ __ percent nitrogen and __
____________ __ percent oxygen. (Put numeral only)

Answer 4

Answer 1:
Correct!
78%
Answer 2:
Correct!
21%

Question 5

What causes Leap Year in our calendar?
The Earth’s revolution
The Earth’s rotation
Eclipses
The effect of the gravity of the Moon
The Earth’s tilt

Answer 5

The Earth’s revolution

Question 6

The magnetic field on the Earth that protects us from solar wind is caused by ______________________. (Select all that apply)
You Answered
the Earth’s tilt on its axis
the Earth’s rotation
the liquid outer core
the Earth’s revolution
the solid inner core
the seasons

Answer 6

the Earth’s rotation
the liquid outer core
the solid inner core

Question 7

The giant red spots on Jupiter are a result of __________________.
volcanic eruptions
different colors and types of magma swirling around
movement of the magnetic field
storms on the planet’s surface
the movement of liquid magma

Answer 7

storms on the planet’s surface

Question 8

____________________ was the first to discover Jupiter’s first 4 moons in 1610.
Leonardo Di Vinci
Isaac Newton
Galileo
Io
Ganymede
Callisto

Answer 8

Galileo

Question 9

Which of Jupiter’s moons was found to have active volcanoes on it?
Amalthea
Europa
Callisto
Io
Ganymede

Answer 9

Io

Question 10

Uranus has an atmosphere made mostly of _____________.
hydrogen
methane
helium
nitrogen
carbon dioxide

Answer 10

hydrogen

Question 11

Triton, the largest moon of Neptune, has a retrograde orbit. What does that mean?
It rotates from west to east instead of east to west.
It rotates from east to west instead of west to east.
It orbits in the same direction of Neptune.
It rotates counterclockwise when viewed from the top.
It orbits clockwise, in the opposite direction of Neptune.

Answer 11

It orbits clockwise, in the opposite direction of Neptune.

Question 12

The two largest moons of Uranus are named ____________ and ________________.
Eos
Oberon
Eris
Deimos
Triton
Europa
Titania
Ganymede

Answer 12

Oberon
Titania

Question 13

The temperature of Polaris is approximately _______________.

20,000 K
10,000 K
6,000 K
8,000 K
4,000 K

Answer 13

6,000 K

Question 14

The temperature of Betelgeuse is approximately _______________.

8,000 K
5,000 K
2,000 K
3,500 K
10,000 K
6,000 K

Answer 14

3,500 K

Question 15

What characteristics does our Sun have? (Select all that apply)

Orange star
O-class star
Main-sequence
Yellow star
G-class star
5,000–6,000 K

Answer 15

Main-sequence
Yellow star
G-class star
5,000–6,000 K

Question 16

Rigel, in the constellation Orion, is _______
_______, and it is ____________.

Answer 16

Answer 1:
a blue supergiant
Answer 2:
rare

Question 17

Stars that appear to pulsate but are non-pulsating are called ___________________.
blue-white stars
main sequence
Cepheid star
red stars
eclipsing binary stars

Answer 17

eclipsing binary stars

Question 18

Dead stars are ________________, and they no longer undergo nuclear fusion.
black dwarfs
eclipsing binaries
super novas
white dwarfs
blue-white stars

Answer 18

black dwarfs

Question 19

What is the result of a hydrogen fusion reaction?
Radio waves
Helium
Silicon
Soundwaves
An explosion

Answer 19

Helium

Question 20

___________________ have such strong gravity light cannot escape.
Black holes
Blue-white supergiants
Super novas
Neutron stars
Red supergiants

Answer 20

Black holes

Question 21

The closest star, in distance, to our Sun is _____________________________.
Polaris
Nebula
Proxima Centauri
Rigel
Neutron star

Answer 21

Proxima Centauri

Question 22

How do astronomers find black holes?
By their effect of gravity on other objects in space
By observing visible light
By the lack of stars
By the black of space
By observing nebula

Answer 22

By their effect of gravity on other objects in space

Question 23

Explain the alignment of the Earth, Sun, and Moon to be able to have a total lunar eclipse. Please remember to write using your best grammar.

Answer 23

Your Answer:
A lunar eclipse is the perfect alignment of the sun, earth, and the moon, in which the moon is in the earth’s shadow.

Question 24

Where are trans-Neptunian objects located?

Answer 24

Your Answer:
Trans-Neptunian objects are found in the Kuiper belt.

Question 25

Why does the color of stars help scientists to know the temperature of stars?

Answer 25

Your Answer:
The surface temperature of the stars will determine the color of the star.