Quiz about Regents Earth Science Planets

Question 1

What is the definition of nuclear fusion?

Accepted Answer

The way a star produces energy

Answer

production of gas

Answer

The way a planet produces energy

Answer

The combination of two planets to make one planet.

Question 2

Stars that show red shift are. . .

Accepted Answer

moving away from Earth

Answer

moving toward Earth

Answer

remaining stationary

Question 3

In what star stage is the Sun currently in?

Accepted Answer

Main Sequence

Answer

Supergiant

Answer

Giant

Answer

Dwarf

Question 4

What part of the moon do we see from Earth?

Accepted Answer

the same side

Answer

all of it

Answer

none of it

Answer

only one quarter

Question 5

One complete revolution of the Earth around the sun takes about

Accepted Answer

one year

Answer

one rotation

Answer

half a year

Answer

one season

Question 6

The Earth takes about __________________ hours to complete one rotation of its axis.

Accepted Answer

24

Answer

12

Answer

14

Answer

28

Question 7

At position A, which hemisphere would have summer?

Accepted Answer

Northern hemisphere

Answer

Southern hemisphere

Question 8

What type of surface do the first four planets have?

Accepted Answer

Rock

Answer

Liquid

Answer

Gas

Answer

Gas and Liquid

Question 9

What planet is closest to the Sun?

Accepted Answer

Mercury

Answer

Earth

Answer

Neptune

Answer

Mars

Question 10

The Whole Earth gets the same amount of Sunlight at the same time.

Accepted Answer

False

Answer

True

Question 11

Which law states " All objects in our Solar System orbit the Sun in the shape of ellipses, with the Sun at one focus point.

Accepted Answer

Law of Elliptical Orbits

Answer

Dirty Thirty

Answer

Law of Equal Area

Answer

Law of Harmonic

Question 12

Why do we always see the same side of the moon?

Accepted Answer

The Moon's rotation and revolution are equal

Answer

Earth rotates at the same speed that the Moon rotates

Answer

The Moon does not rotate

Answer

The Earth revolves around the Sun

Question 13

According to this chart, select which statement below is correct

Accepted Answer

The main sequence is the largest group of stars in our universe

Answer

The Sun is a Main Sequence star with a temperature of 1 and a luminosity of 6000

Answer

Betelgeuse is a blue supergiant with a temperature of 30000K

Answer

Polaris is 100,000 times brighter than our Sun

Question 14

Which statement is true about Jovian planets?

Accepted Answer

Jovian planets are larger in diameter but small in density than Terrestrial planets are

Answer

Jovian planets have longer periods of rotation than Terrestrial planets do

Answer

Jovian planets are made mostly of gas and have a high density

Answer

Jovian planets have shorter periods of revolution than Terrestrial planets do

Question 15

A solar eclipse might be observed from Earth when the Moon is at which position?

Accepted Answer

1

Answer

3

Answer

5

Answer

7

Question 16

Which planet has an orbital eccentricity most like the orbital eccentricity of the Moon?

Accepted Answer

Saturn

Answer

Mars

Answer

Mercury

Answer

Neptune

Question 17

Which star has a surface temperature most similar to the surface temperature of Alpha Centauri?

Accepted Answer

Polaris

Answer

Procyon B

Answer

Betelgeuse

Answer

Sirius

Question 18

Which statement describes the general relationship between the temperature and the luminosity of main sequence stars?

Accepted Answer

As temperature increases, luminosity increases.

Answer

As temperature decreases, luminosity increases.

Answer

As temperature decreases, luminosity remains the same.

Answer

As temperature increases, luminosity remains the same.

Question 19

Compared to the luminosity and surface temperature of red main sequence stars, blue supergiants are

Accepted Answer

more luminous and have a higher surface temperature

Answer

less luminous and have a lower surface temperature

Answer

less luminous and have a higher surface temperature

Answer

more luminous and have a lower surface temperature

Question 20

Which sequence correctly lists the relative sizes from smallest to largest?

Accepted Answer

our solar system, Milky Way Galaxy, universe

Answer

our solar system, universe, Milky Way Galaxy

Answer

Milky Way Galaxy, our solar system, universe

Answer

Milky Way Galaxy, universe, our solar system

Question 21

A perfect circle has an eccentricity of ______.

Accepted Answer

0

Answer

.99

Answer

1

Answer

2

Question 22

The flattest ellipse before it becomes a line will have an eccentricity of _______.

Accepted Answer

.99

Answer

0

Answer

1

Answer

2

Question 23

The gravitational attraction between the star and the planet will be greatest at position

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 24

The length of an Earth day is determined by the time required for approximately one

Accepted Answer

Earth rotation

Answer

Earth revolution

Answer

Sun rotation

Answer

Sun revolution

Question 25

Which diagram shows a planet with the least eccentric orbit?

Accepted Answer

1

Answer

2

Answer

3

Answer

4

Question 26

Calculate the eccentricity for the following orbit.

Accepted Answer

0.6

Answer

1.6

Answer

0.8

Answer

1.2

Question 27

During which month is the earth moving the slowest?

Accepted Answer

July

Answer

March

Answer

January

Answer

September

Question 28

When a planet orbits the Sun, one of the foci of the elliptical orbit is

Accepted Answer

the Sun

Answer

the axis

Answer

the perihelion

Answer

the center

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