Our Solar System

Question 1

The following symbol is for the planet

Accepted Answer

Jupiter.

Question 2

Some ancient Greeks believed in the heliocentric model of the solar system.

Accepted Answer

True

Question 3

A ____ is a piece of dust or rock from an asteroid or comet that hits Earth's surface.

Accepted Answer

meteorite

Question 4

The planets with no moons are

Accepted Answer

Venus and Mercury.

Question 5

_____ objects are objects such as nebulae, globular clusters, and galaxies.

Accepted Answer

Messier

Question 6

Which is NOT the name of one of the Mars' rovers?

Accepted Answer

Endeavor

Question 7

The scientist who found planets traveled in elliptical orbits is

Accepted Answer

Johannes Keppler

Question 8

All 4 inner planets have

Accepted Answer

high densities and rocky surfaces.

Question 9

Copernicus was incorrect in thinking that the planets revolved

Accepted Answer

in perfect circles.

Question 10

Epicycles are the explanation of

Accepted Answer

the seemingly backwards movements of planets

Question 11

The comet, Hale-Bopp, was visible for

Accepted Answer

one and 1/2 years.

Question 12

Comets seem to disappear in their orbit because

Accepted Answer

they are too far from the sun.

Question 13

The minor planet (listed below by its symbol), is in the Asteroid Belt.

Accepted Answer

Ceres

Question 14

The Barringer Crater occurred

Accepted Answer

50,000 years ago.

Question 15

When referring to planetary orbits, eccentricity means

Accepted Answer

an elongated elliptical orbit.

Question 16

Mark Twain and astronomy are related because

Accepted Answer

he was born and died in the year of a comet.

Question 17

Most comets

Accepted Answer

come from the Oort cloud, come from the Kuiper belt

Question 18

The planet having a longer day than its year is

Accepted Answer

Venus.

Question 19

How long will it take to get to Jupiter when it's on the opposite side of the sun?

Accepted Answer

1.3 years

Question 20

The 2 planets Galileo used to support his heliocentric model were

Accepted Answer

Venus and Jupiter.

Question 21

The following symbol is of the planet

Accepted Answer

Uranus

Question 22

The third planet from the sun is

Accepted Answer

Earth.

Question 23

Phobos and Deimos are the names of

Accepted Answer

the moons of Mars.

Question 24

The element, ____, supports the theory that an asteroid caused the extinction of dinosaurs.

Accepted Answer

iridium

Question 25

All 4 major outer planets

Accepted Answer

have rings.

Question 26

The distance from Earth to Uranus when they are farthest from each other is

Accepted Answer

1,688,260,000 mi, 2,223,000,000 km

Question 27

The planet that is known as Earth's "evil twin" is

Accepted Answer

Venus

Question 28

The word comet means

Accepted Answer

long-haired star

Question 29

The outer planet that rotates 97 degrees from vertical is

Accepted Answer

Uranus

Question 30

What planet or minor planet is between Saturn and Neptune?

Accepted Answer

Uranus

Question 31

Most ancient Greeks believed

Accepted Answer

the planets traveled around the earth

Question 32

Meteorites

Accepted Answer

hit the earth

Question 33

The minor/dwarf planet with the most moons is

Accepted Answer

Pluto.

Question 34

The planet closest to the sun is

Accepted Answer

Mercury.

Question 35

When a planet is in its aphelion, it is

Accepted Answer

farthest from the sun in its orbit.

Question 36

Most of the rings of the outer planets are made of

Accepted Answer

water and methane ice.

Question 37

The minor/dwarf planet that is next to Pluto and farther from the sun is

Accepted Answer

Haumea

Question 38

The comet's tail pointing away from the sun is the

Accepted Answer

ion tail, gas tail

Question 39

Which inner planet is farthest from the sun?

Accepted Answer

Mars.

Question 40

The names of some minor planets in the Asteroid belt include

Accepted Answer

Ceres, Vesta, and Pallas

Question 41

Pluto was demoted to minor/dwarf planet status because

Accepted Answer

it didn't have a strong gravitational field.

Question 42

The theory having the Earth as the center of our solar system is called

Accepted Answer

geocentric

Question 43

This planet was discovered because of mathematics and its impact on the planet, Uranus.

Accepted Answer

Neptune.

Question 44

The planets visible to Earth this month are

Accepted Answer

Mercury, Venus, and Saturn

Question 45

Except for Earth, planets were named for

Accepted Answer

Greek gods.

Question 46

A constellation NOT seen this month in the sky is

Accepted Answer

Pegasus

Question 47

One of the inner planets having a rotation that is east to west is

Accepted Answer

Venus.

Question 48

Copernicus' contributions included

Accepted Answer

working out the order of the planets, reaffirming the heliocentric model

Question 49

Which minor planet has the fewest moons?

Accepted Answer

Ceres

Question 50

The most reasonable guess as to why Venus has a different rotation is

Accepted Answer

it was hit by a large asteroid.

Our Solar System

Questions 50

Our Solar System

Questions 50