Answers2627 EARTH SPACE SCIENCE AStar Systems and Galaxies

Energy in the Atmosphere Answers

0 verified answers
1
Free Preview

What happens to the particles of a substance as its temperature increases?

A
They move faster.
B
They move slower.
C
They lose some energy.
D
They move in a circular direction.
2
Free Preview

How does energy from the Sun travel to Earth?

A
through radiation
B
through convection
C
through conduction
D
through the movement of particles
3

How do the magnetic and electrical components of electromagnetic waves travel in relation to each other?

A
at right angles
B
toward each other
C
in a circular motion
D
parallel to each other
4

Why is the sky orange and red at sunrise and sunset?

A
Gases absorb orange and red light.
B
Blue wavelengths are absorbed by the atmosphere.
C
The thick atmosphere scatters all but longer wavelengths.
D
Only short wavelengths are radiated from the Sun in the morning and evening.
5

Which lists three parts of sunlight that make up some of the visible spectrum?

A
green, blue, indigo
B
infrared, red, orange
C
ultraviolet, infrared, electromagnetic
D
violet, ultraviolet A, ultraviolet B
6

Which type of heat transfer causes a spoon to become warm when it is placed in a cup of hot water?

A
absorption
B
radiation
C
convection
D
conduction
7

What causes different colors to appear in the sky?

A
the absorption of light by air molecules
B
the reflection of light by bodies of water
C
the greenhouse effect in Earth’s atmosphere
D
the scattering and reflection of light by dust particles
8

How do ice and water on the ground affect incoming solar radiation?

A
They filter 22 percent of solar radiation that reaches the surface.
B
They reflect 4 percent of solar radiation that reaches the surface.
C
They absorb 100 percent of solar radiation that reaches the surface.
D
They scatter 5 percent of solar radiation that reaches the surface.
9

Which process causes Earth’s surface to warm?

A
the conduction of heat by air above Earth's surface
B
the radiation of the Sun’s electromagnetic waves
C
the convection of warm air from the atmosphere
D
the reflection of electromagnetic waves off bodies of water
10

As part of the greenhouse effect, Earth’s surface radiates heat back into the atmosphere and the atmosphere absorbs this heat. Why do areas near the equator generally radiate more energy back into the atmosphere than areas near the poles?

A
Areas near the equator have more clouds in the atmosphere than areas near the poles.
B
Areas near the equator receive more incoming solar energy than areas near the poles.
C
The greenhouse effect only occurs near the equator.
D
The greenhouse effect only occurs near the poles.

Did you find these answers helpful?