Chemistry B Week 3 Review

The hydrosphere is made of all of the ___________ on Earth's surface.

• rocks

• air

• water

• living things

Water has a specific heat of 4184 J/KgºC.  Wood has a specific heat of 1760 J/KgºC.  What material needs more energy to raise the temperature 1ºC

• Wood
• Water
• Both are the same

How does heat flow?

• Always from cold to warm
• Always from warm to cold
• Both warm to cold & cold to warm
• It depends on the temperature

Two types of ocean currents are

• local and global
• sea and land
• surface and deep
• warm and cold

Surface currents are mainly caused by

• The Coriolis Effect
• Cold and Warm Water
• Convection
• Wind

Deep ocean currents are caused by (select 2 answers):

• Global wind patterns

• Differences in water temperature

• Differences in density

• Earth's rotation

What is an example of a convection current?

• Touching a hot spoon that was in a soup bowl.

• Feeling the suns rays on a nice summer day.

• Touching an iron skillet after cooking and feeling the heat.

• Movement of gas in a hot air balloon.

Where can geothermal energy be used best?

• Near a river

• Near a volcano

• In a mountain

• In the sea

Which of the following are greenhouse gases?

• Carbon dioxide

• Methane

• Water vapor

• All answers are correct

What is the greenhouse effect?

• The warming of a planet due to trapped radiation.
• The cooling of Earth due to air pollution.
• The heating of a solid, such as a rock.