Intro to Earth Science

Question 1

In Figure 1-1, what layer of Earth’s geosphere is labeled A

Accepted Answer

crust

Question 2

Earth’s axis slowly but continuously points in different directions, a movement known as

Accepted Answer

precession

Question 3

Which of the following are you most likely to experience?

Accepted Answer

total lunar eclipse

Question 4

The outer planets—Jupiter, Saturn, Uranus, and Neptune—are made up of

Accepted Answer

hydrogen, helium, and water

Question 5

Earth can be divided into 4 major spheres: hydrosphere, atmosphere, ____, and biosphere.

Accepted Answer

geosphere

Question 6

Earth is closest to the Sun at a point called

Accepted Answer

perihelion

Question 7

What occurs when the moon casts its shadow on Earth?

Accepted Answer

solar eclipse

Question 8

Which of the following is NOT one of the main areas of Earth science?

Accepted Answer

astrology

Question 9

The science of ______ is traditionally divided into two parts: physical and historical

Accepted Answer

geology

Question 10

The period of time required for the moon to complete 1 cycle of phases is called a(n) ___month

Accepted Answer

synodic

Question 11

Examines the physical and biological changes that have occurred in Earth’s past is called

Accepted Answer

physical geology

Question 12

In Figure 1-1, what layer of Earth’s geosphere is labeled C

Accepted Answer

lower mantle

Question 13

The ___ refers to rigid, outer layer of Earth, includes the crust and part of the upper mantle.

Accepted Answer

lithosphere

Question 14

A __s a well-tested and accepted view that scientists agree explains certain observable facts.

Accepted Answer

theory

Question 15

What movement of Earth is responsible for night and day?

Accepted Answer

rotation

Question 16

when competing hypotheses have been eliminated, it may be elevated to the status of a

Accepted Answer

theory

Question 17

The life-forms of the biosphere are located in the

Accepted Answer

atmosphere, hydrosphere, and geosphere

Question 18

What must happen for a solar eclipse to occur?

Accepted Answer

The moon’s orbit must cross the plane of the ecliptic

Question 19

The length of daylight on the moon is about

Accepted Answer

2 weeks

Question 20

What are the three main parts of the geosphere?

Accepted Answer

crust, mantle, core

Question 21

The total number of eclipses each year does not exceed

Accepted Answer

7

Question 22

A very slow motion of Earth’s axis that requires 26,000 years to complete is

Accepted Answer

precession

Question 23

The moon is closest to the Earth at

Accepted Answer

Perigee

Question 24

A scientific hypothesis can become a theory if

Accepted Answer

Is tested repeatedly & competing hypotheses are eliminated

Question 25

Nebular hypothesis says,our solar system formed from a huge rotating cloud made mostly of

Accepted Answer

helium and hydrogen

Question 26

period of time required for the moon to complete one true revolution is called a(n) ____ month.

Accepted Answer

sidreal

Question 27

A scientific idea that is well tested and accepted by the scientific community is called

Accepted Answer

theory

Question 28

The turning or spinning of a body on its axis is known as

Accepted Answer

rotation

Question 29

Earth’s four major spheres are the

Accepted Answer

hydrosphere, atmosphere, geosphere, and biosphere

Question 30

The crust and uppermost mantle make up the rigid outer layer of Earth called the

Accepted Answer

lithosphere

Question 31

Seasons are caused by

Accepted Answer

earth's tilted axis

Question 32

During the period that the moon’s phases are changing from new to full, the moon is

Accepted Answer

waxing

Question 33

According to Figure 22-1, the moon is in the _________ phase at position 5.

Accepted Answer

full moon

Question 34

According to Figure 22-1, the moon is in the_____ phase at position 7.

Accepted Answer

3rd quarter

Question 35

Which of Earth’s spheres includes the oceans, groundwater, lakes, and glaciers?

Accepted Answer

the hydrosphere

Question 36

The __ hypothesis suggests that our solar system evolved from a rotating cloud of dust and gas

Accepted Answer

nebular

Question 37

Earth’s orbital speed is approximately

Accepted Answer

107,000 kilometers per hour

Question 38

What is the study of the atmosphere and the processes that produce weather and climate?

Accepted Answer

meteorology

Question 39

A untested explanation that tries to explain how or why things happen using observation is a

Accepted Answer

hypothesis

Question 40

The moon’s period of revolution is 27 1/3 days, and its period of rotation is

Accepted Answer

27 1/3 days

Intro to Earth Science

Questions 40

Intro to Earth Science

Questions 40