Abeka 8th grade Science: Earth and Space chapter 7 test

Question 1

what is the most powerful type of UV radiation?

Accepted Answer

UVC

Question 2

what is the weather layer of the atmosphere?

Accepted Answer

troposphere

Question 3

what is the region in which magnets effect other objects?

Accepted Answer

magnetic field

Question 4

what occurs when causes dense air to flow from high to low elevations?

Accepted Answer

fall winds

Question 5

what are waves in the upper troposphere

Accepted Answer

rossby waves

Question 6

what is the decimal equivalent of solar radiation reflected off something?

Accepted Answer

albedo

Question 7

what traps solar wind particles?

Accepted Answer

van allen radiation belts

Question 8

what is the blanket of gases that surrounds the earth?

Accepted Answer

atmosphere

Question 9

which layer has strong, steady winds?

Accepted Answer

stratosphere

Question 10

what is extremely powerful space radiation?

Accepted Answer

cosmic rays

Question 11

what is a cyclone that is circulating winds around high pressure?

Accepted Answer

anticyclone

Question 12

what is the most important greenhouse gas?

Accepted Answer

water vapor

Question 13

what is a circulating spiral around low pressure winds?

Accepted Answer

cyclone

Question 14

what are high altitude winds?

Accepted Answer

jet streams

Question 15

What factors affect insolation?

Accepted Answer

Cloudy weather, length of daytime, angle of sun's rays, distance from sun

Question 16

what is the outermost layer of the atmosphere?

Accepted Answer

exosphere

Question 17

what is saved energy that the earth uses to heat the earth?

Accepted Answer

energy budget

Question 18

convection is the transfer of heat by moving currents of hot air

Accepted Answer

True

Question 19

what is the coldest point in the atmosphere?

Accepted Answer

mesopause

Question 20

what are the regions of high pressure and gentle winds?

Accepted Answer

horse latitudes

Question 21

what are warm, dry winds that travel down a slope?

Accepted Answer

foehns

Question 22

what layer is affected by solar winds?

Accepted Answer

magnetosphere

Question 23

what are surface winds that blow from high pressure to the equator?

Accepted Answer

trade winds

Question 24

what are colorful lights?

Accepted Answer

auroras

Question 25

What shields us from UV rays?

Accepted Answer

ozone

Question 26

which form of UV causes tans and burns?

Accepted Answer

UVB

Question 27

which zone of the equator has little wind?

Accepted Answer

doldrums

Question 28

atmospheric pressure at sea level is how much psi?

Accepted Answer

14.7 psi

Question 29

what is the transfer of heat by electromagnetic waves?

Accepted Answer

radiation

Question 30

what is a very dry and dusty wind in southern California?

Accepted Answer

Santa ana

Question 31

what wind forms when air flows up due to temperature and pressure?

Accepted Answer

anabatic winds

Question 32

insolation warms water faster than land

Accepted Answer

False

Question 33

what type of winds reverse from season to season?

Accepted Answer

monsoon

Question 34

which layer of the atmosphere is characterized by high temperatures?

Accepted Answer

thermosphere

Question 35

which layer bounces radio waves?

Accepted Answer

Ionosphere

Question 36

what's a cool, gentle wind that blows from land to sea?

Accepted Answer

sea breeze

Question 37

which atmospheric layer's most abundant gas is nitrogen?

Accepted Answer

Homosphere

Question 38

What is the least understood atmosphere layer?

Accepted Answer

mesosphere

Question 39

what is the process of trapping heat in the atmosphere?

Accepted Answer

greenhouse effect

Abeka 8th grade Science: Earth and Space chapter 7 test

Questions 39

Abeka 8th grade Science: Earth and Space chapter 7 test

Questions 39