Chpt 2 Test- Earth in Space

Question 1

when the lit portion of the moon becomes larger

Accepted Answer

waxing

Question 2

when the lit portion of the moon becomes smaller

Accepted Answer

waning

Question 3

the outer planets have many moons, ring systems, and small rocky cores

Accepted Answer

TRUE

Question 4

small, rocky, icy objects that orbit the sun

Accepted Answer

comets

Question 5

The local group and other collections of stars, gases and dust form a

Accepted Answer

supercluster

Question 6

Earth has only one of these natural satellilites

Accepted Answer

moon

Question 7

According to the Big Bang Theory

Accepted Answer

the universe began from a single point

Question 8

What planet has more mass than the rest of the planets combined

Accepted Answer

Jupiter

Question 9

to determine roughly the value, size or extent of

Accepted Answer

estimate

Question 10

Small rocky objects in orbit between Mars and Jupiter

Accepted Answer

asteroiods

Question 11

the distance between stars is measured in units called

Accepted Answer

light year

Question 12

Pick two facts about elliptical galaxies

Accepted Answer

have little gas or dust, shaped like footballs and basketballs, older redder stars

Question 13

a comet gets a tail as it moves toward the sun and gets colder

Accepted Answer

FALSE

Question 14

all stars are gaseous spheres that

Accepted Answer

emit energy from their cores

Question 15

Which occurrence is NOT an effect that the Moon has on Earth

Accepted Answer

seasons

Question 16

during a lunar eclipse

Accepted Answer

Earth casts a shadow on the Moon

Question 17

Irregular galaxies

Accepted Answer

are oddly shaped and contain many young stars

Question 18

Which planet takes the longest to orbit the Sun

Accepted Answer

Neptune

Question 19

Earth is located _______________ of the Milly Way galaxy.

Accepted Answer

in one of the arms

Question 20

between which phases is the Moon waxing

Accepted Answer

new moon and first quarter

Question 21

streaks of light that occur as space objects enter Earth's atmosphere

Accepted Answer

meteor

Question 22

according to most scientists, the universe formed 13-14 million years ago

Accepted Answer

FALSE

Question 23

Which planet is most unlike Earth

Accepted Answer

Neptune

Question 24

a large sphere of gas that is hot enough for nuclear reactions to take place in its core

Accepted Answer

star

Question 25

the local group is a __________ made up of approximately 30 galaxies

Accepted Answer

cluster

Question 26

when a meteroid enters Earth's atmosphere it produces a streak of light

Accepted Answer

meteor

Question 27

superclusters form enormous sheet like walls in space

Accepted Answer

TRUE

Question 28

Which sequence describes the structure of the universe from smallest to largest

Accepted Answer

solar system, galxies, clusters, superclusters

Question 29

the periodic rice and fall of the oceans surfaces

Accepted Answer

tides

Question 30

____________ share their orbits with other similar objects

Accepted Answer

dwarf planets

Question 31

marks the beginning of summer or winter

Accepted Answer

solstice

Question 32

small rocky particles hat move through space

Accepted Answer

meteoroid

Question 33

the spin of an object around its axis

Accepted Answer

rotation

Question 34

huge collection of stars, gases and dust that is classified by shape

Accepted Answer

galaxy

Question 35

spherical objects that have their own orbital paths are

Accepted Answer

planets

Question 36

Earth is similar to Mercury because both

Accepted Answer

rotate relatively slowly

Question 37

Compared to most other stars, the Sun is

Accepted Answer

massive

Question 38

Seasons are caused by Earth's

Accepted Answer

tilt on its axis

Question 39

Earth and the rest of the solar system are located in the _______

Accepted Answer

Milky Way

Question 40

gravity pulls clusters of stars together in most galaxies

Accepted Answer

TRUE

Question 41

Earth's location in space can be described as being

Accepted Answer

in a cluster of galaxies

Chpt 2 Test- Earth in Space

Questions 41

Chpt 2 Test- Earth in Space

Questions 41