Question 1

Which of the following results from radiation imbalances at different latitudes?

Accepted Answer

A) hurricanes 
B) global winds 
C) ocean currents 
D) all of the above. 
E) none of the above. 
A) hurricanes 
B) global winds 
C) ocean currents 
D) all of the above. 
E) none of the above.

Question 2

First describe the process of fusion inside stars.Then define the terms "solar wind" and "sunspot."

Accepted Answer

The process of fusion inside stars is th

Question 3

The solar constant is measured at

Accepted Answer

A) the Sun's surface. 
B) the edge of the Sun's atmosphere. 
C) the tropopause. 
D) sea level. 
E) the thermopause. 
A) the Sun's surface. 
B) the edge of the Sun's atmosphere. 
C) the tropopause. 
D) sea level. 
E) the thermopause.

Question 4

Experiments involving pieces of aluminum foil placed on the lunar surface by the Apollo XI astronauts proved that

Accepted Answer

A) sunspots actually occur. 
B) sunspots exhibit a cycle. 
C) the solar wind consists of charged particles. 
D) nuclear fission occurs in the Sun's interior. 
E) sunspots transfer energy,but not matter. 
A) sunspots actually occur. 
B) sunspots exhibit a cycle. 
C) the solar wind consists of charged particles. 
D) nuclear fission occurs in the Sun's interior. 
E) sunspots transfer energy,but not matter.

Question 5

The Sun's declination refers to

Accepted Answer

A) the angular distance from the equator to the latitude at which direct overhead insolation is received. 
B) the angular height of the Sun above the horizon. 
C) how far the Sun is from Earth. 
D) its altitude,in thousands of feet,above the horizon. 
E) the distance from the subsolar spot to the poles. 
A) the angular distance from the equator to the latitude at which direct overhead insolation is received. 
B) the angular height of the Sun above the horizon. 
C) how far the Sun is from Earth. 
D) its altitude,in thousands of feet,above the horizon. 
E) the distance from the subsolar spot to the poles.

Question 6

Sunspots

Accepted Answer

A) can be several times larger than Earth. 
B) can produce flares and prominences. 
C) are brighter than the rest of the Sun's surface. 
D) origins and dynamics are not fully understood. 
E) result in the increased diameter of the Sun. 
A) can be several times larger than Earth. 
B) can produce flares and prominences. 
C) are brighter than the rest of the Sun's surface. 
D) origins and dynamics are not fully understood. 
E) result in the increased diameter of the Sun.

Question 7

Rotational velocities vary at different latitudes by what range of values?

Accepted Answer

A) from 1675 km · h⁻¹ at the equator to 0 km · h⁻¹ at the poles. 
B) from 1675 km · h⁻¹ at the poles to 0 km · h⁻¹ at the equator. 
C) because the day is 24 hours long,there is no variation in rotational values. 
D) At 45° latitude,the rotational velocity is is greatest and diminishes toward the pole and equator. 
E) from 100 km · h⁻¹ at the poles to 50 km · h⁻¹ at the equator. 
A) from 1675 km · h⁻¹ at the equator to 0 km · h⁻¹ at the poles. 
B) from 1675 km · h⁻¹ at the poles to 0 km · h⁻¹ at the equator. 
C) because the day is 24 hours long,there is no variation in rotational values. 
D) At 45° latitude,the rotational velocity is is greatest and diminishes toward the pole and equator. 
E) from 100 km · h⁻¹ at the poles to 50 km · h⁻¹ at the equator.

Question 8

Earth is farthest from the Sun at perihelion and closest at aphelion.

Accepted Answer

A) True 
 B)False

Question 9

Earth's rotation is described as

Accepted Answer

A) east to west. 
B) north to south. 
C) west to east. 
D) clockwise when viewed from above the North Pole. 
E) south to north 
A) east to west. 
B) north to south. 
C) west to east. 
D) clockwise when viewed from above the North Pole. 
E) south to north

Question 10

The auroras in the upper atmosphere are caused by

Accepted Answer

A) the interaction of electromagnetic energy with atmospheric gases. 
B) AM radio broadcasts. 
C) various weather phenomena. 
D) the interaction of the solar wind and atmospheric gases. 
E) interaction of television broadcast waves with the magnetosphere. 
A) the interaction of electromagnetic energy with atmospheric gases. 
B) AM radio broadcasts. 
C) various weather phenomena. 
D) the interaction of the solar wind and atmospheric gases. 
E) interaction of television broadcast waves with the magnetosphere.

Question 11

Earth's diameter is

Accepted Answer

A) about 10 000 km. 
B) about 20 000 km. 
C) about 40 000 km. 
D) about 50 000 km. 
E) about 100 000 km. 
A) about 10 000 km. 
B) about 20 000 km. 
C) about 40 000 km. 
D) about 50 000 km. 
E) about 100 000 km.

Question 12

Auroras

Accepted Answer

A) have not been seen as far south as Jamaica. 
B) are created by solar wind interacting with the magnetosphere. 
C) are related to energy,but not matter. 
D) are an important component of Earth's energy budget. 
E) result from volcanic ash burning up in the stratosphere. 
A) have not been seen as far south as Jamaica. 
B) are created by solar wind interacting with the magnetosphere. 
C) are related to energy,but not matter. 
D) are an important component of Earth's energy budget. 
E) result from volcanic ash burning up in the stratosphere.

Question 13

A langley is

Accepted Answer

A) an expression of the amount of energy received per unit area (cal/cm²). 
B) another name for the visible light spectrum. 
C) solar wind input to the atmosphere. 
D) the average energy receipt at Earth's surface. 
E) a term used to measure the weight of water in the atmosphere (g/cm²). 
A) an expression of the amount of energy received per unit area (cal/cm²). 
B) another name for the visible light spectrum. 
C) solar wind input to the atmosphere. 
D) the average energy receipt at Earth's surface. 
E) a term used to measure the weight of water in the atmosphere (g/cm²).

Question 14

The longest days of the year in the northern hemisphere are experienced during the

Accepted Answer

A) time of 24-hour days at the South Pole. 
B) vernal equinox. 
C) winter solstice. 
D) autumnal equinox. 
E) time that the Sun is directly overhead at the Tropic of Cancer. 
A) time of 24-hour days at the South Pole. 
B) vernal equinox. 
C) winter solstice. 
D) autumnal equinox. 
E) time that the Sun is directly overhead at the Tropic of Cancer.

Question 15

Which of the following is true regarding dawn and twilight?

Accepted Answer

A) dawn and twilight last longest at the equator-approximately 2.5 hours. 
B) the polar regions do not experience dawn and twilight. 
C) 60° north and south latitudes receive the most dawn and twilight. 
D) the duration of both increases with increasing latitude. 
E) there is no variation in the length of dawn and twilight throughout the year. 
A) dawn and twilight last longest at the equator-approximately 2.5 hours. 
B) the polar regions do not experience dawn and twilight. 
C) 60° north and south latitudes receive the most dawn and twilight. 
D) the duration of both increases with increasing latitude. 
E) there is no variation in the length of dawn and twilight throughout the year.

Question 16

We live on a continent on a small planet,that orbits about an average star,that is located near the trailing edge of a galaxy,that is in a local group of galaxies in the Universe.

Accepted Answer

A) True 
 B)False

Question 17

The seasons are caused by the changing amounts of energy received at Earth as a result of Earth's elliptical orbit.

Accepted Answer

A) True 
 B)False

Question 18

Earth and the Sun formed specifically from

Accepted Answer

A) the galaxy. 
B) unknown origins. 
C) a nebula of dust and gases. 
D) other planets. 
E) transference of energy into matter through fission. 
A) the galaxy. 
B) unknown origins. 
C) a nebula of dust and gases. 
D) other planets. 
E) transference of energy into matter through fission.

Question 19

At the speed of light,Earth is an average of only 8 minutes and 20 seconds from the Sun.

Accepted Answer

A) True 
 B)False

Question 20

The solar constant is the value obtained

Accepted Answer

A) for Earth's average distance from the Sun. 
B) when Earth is closest to the Sun. 
C) when Earth is furthest from the Sun. 
D) none of the above 
E) at any time during Earth's orbit around the Sun. 
A) for Earth's average distance from the Sun. 
B) when Earth is closest to the Sun. 
C) when Earth is furthest from the Sun. 
D) none of the above 
E) at any time during Earth's orbit around the Sun.

Exam 2: Solar Energy to Earth and the Seasons

Which of the following results from radiation imbalances at different latitudes?

First describe the process of fusion inside stars.Then define the terms "solar wind" and "sunspot."

The solar constant is measured at

Experiments involving pieces of aluminum foil placed on the lunar surface by the Apollo XI astronauts proved that

The Sun's declination refers to

Sunspots

Rotational velocities vary at different latitudes by what range of values?

Earth is farthest from the Sun at perihelion and closest at aphelion.

Earth's rotation is described as

The auroras in the upper atmosphere are caused by

Earth's diameter is

Auroras

A langley is

The longest days of the year in the northern hemisphere are experienced during the

Which of the following is true regarding dawn and twilight?

We live on a continent on a small planet,that orbits about an average star,that is located near the trailing edge of a galaxy,that is in a local group of galaxies in the Universe.

The seasons are caused by the changing amounts of energy received at Earth as a result of Earth's elliptical orbit.

Earth and the Sun formed specifically from

At the speed of light,Earth is an average of only 8 minutes and 20 seconds from the Sun.

The solar constant is the value obtained

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