Earth Science

1.

1 point

The Coriolis effect causes gyres to circulate clockwise in the Northern Hemisphere and counterclockwise in the Southern Hemisphere

True

False

2.

1 point

If there are an increase in wind speeds in the jet stream, you would expect to see:

A high pressure strengthen at the surface

A high pressure weaken at the surface

A low pressure strengthen at the surface

A high pressure weaken at the surface

3.

1 point

In what layer do you find a higher concentration of ozone?

troposphere

thermosphere

methosphere

stratosphere

4.

1 point

Our sun is a:

1st generation star

2nd generation star

3rd generation star

4th generation star

5.

1 point

If a cyclone in stage one has convergence aloft, the cyclone will STRENGTHEN

True

False WEAKEN

6.

1 point

When air moves slower in the jet stream, there is upper air DIVERGENCE

True

False CONVERGENCE

7.

1 point

Which properties determine the characteristics of an air mass?

Temperature and pressure

Pressure and moisture

Temperature and moisture

Temperature and volume

8.

1 point

A light year is a unit of TIME

True

False

9.

1 point

If an air mass is cooler than its surroundings, then the atmosphere is STABLE

True

False UNSTABLE

10.

1 point

For condensation to occur, energy is ABSORBEDby the water vapor

True

False

11.

1 point

Galactic motion is described best in HUBBLE'S LAW

True

False

12.

1 point

In which stage of cyclogenesis do you typically see the formation of warm and cold fronts?

1

2

3

4

13.

1 point

With low pressure you can expect:

Rising motion, nice weather

Rising motion, stormy weather

Sinking motion, nice weather

Sinking motion, stormy weather

14.

1 point

Compared to s-waves, p-waves:

Are slower

Can travel through all mediums

Move like a wave in the ocean

Travel along the surface

15.

1 point

Isobars are lines of constant:

Altitude

Temperature

Precipitation amounts

Pressure

16.

1 point

Sea ice forming will INCREASE salinity

True

False

17.

1 point

Temperature INCREASES with height in a temperature inversion

True

False

18.

1 point

Air moves due to differences in which of the following?

Temperature and precipitation

Air pressure and precipitation

Air pressure and temperature

Cloud cover and precipitation

19.

1 point

What type of earthquakes would you expect to see at a divergent plate boundary?

Deep, strong

Deep, weak

Shallow, strong

Shallow, weak

20.

1 point

Albedo is a measure of the amount of light an object REFLECTS

True

False

21.

1 point

White light is made out of the continuous spectrum

True

False

22.

1 point

The Gulf Stream current is located off the EAST coast of North America.

True

False

23.

1 point

What distinguishes the mantle, core, and crust from each other?

Chemical Compositon

Physical properties

24.

1 point

Water molecules form a crystalline structure when they become a solid

True

False

25.

1 point

What are the most destructive

L waves

P waves

S waves

Q waves

26.

1 point

The name of the theory that explains how the solar system formed is the

Nebular theory

Collision theory

Accretion theory

Planetesimal theory

27.

1 point

Which of the following has the most energy associated with it?

X ray

Gamma ray

UV radiation

Radio waves

28.

1 point

Sea ice melting with DECREASE salinity

True

False

29.

1 point

How much solar radiation is absorbed by the Earth's surface?

100%

30%

20%

50%

30.

1 point

What drives deep-ocean circulation

Density differences

Salinity differences

temperature differences

Latitude differences

31.

1 point

The sun's t-tauri phase was important in determining the Earth's _______

Location

Composition

32.

1 point

Which gases are greenhouse? Circle all that apply!

CO2

O2

N2

H20

33.

1 point

When two air masses meet, they MIX TO BECOME ONE UNIFORM AIR MASS

True

False create a front

34.

1 point

Scientists have determined the location of boundaries in Earth's layers by studying:

the SPEED of seismic waves inside Earth

the PATHS of seismic waves inside Earth

35.

1 point

Which of the following processes occur at the center of all main sequence stars?

4 He -> 1 H + energy

4 He + energy -> 1 H

1 H + energy -> 1 He

4 H -> 1 He + energy

36.

1 point

How would you decrease the relative humidity in the air?

Increasing evaporation

Increasing the temperature

Decreasing the temperature

Decreasing condensation

37.

1 point

We are all made out of star dust

True

False

38.

1 point

In the soil-water lab, we heated water by placing a light source above it to heat the surface. Did a convection current form to distribute heat in the can of water?

Yes

No

39.

1 point

When air is saturated, which of the following statements is true:

The air temperature is equal to the dewpoint temperature

The air temperature is less than the dewpoint temperature

The air temperature is greater than the dewpoint temperature

The air temperature is equal to the wet bulb temperature

40.

1 point

How many convection cells exist in each hemisphere?

1

2

3

6