Natural Resources Review

A mineral is classified as an ore as long as it is...

• it is rare and valuable

• it can be used as jewelry

• it is profitable and useful

• it is solid and natural

Answer explanation

Ores are something we can sell for money. They need to make a profit, otherwise they are not ores.

Plants cannot grow without...

• rocks

• soil

• moss

• pesticides

Where do the small broken bits of "baby" rocks come from?

• source rock

• parent material

• core material

• organic

The 5 factors of soil development include Parent Material, Time, Topography, Organisms, and...

• Climate

• Source Rock

• Moss

• Minerals

What is a measure of a rocks ability to hold water? (AKA how many holes it has)

• Permeability

• Porosity

• Impermeability

• Aquifer

During a drought, what can happen to groundwater in that area?

• The groundwater will refill

• The groundwater will start disappearing

• The groundwater will stay the same

When large populations over pump aquifers, some wells can ________________ .

• overflow

• stop working

• dry up

High porosity = what?

• Lots of holes

• Not a lot of holes

Well Sorted means...

• rocks of different sizes

• rocks of the same sizes

Nicole's dog Ralph naps in a spot on the floor where the sun is shining through the window. Ralph is using a renewable energy source, solar power, to stay warm.

• True

• False