Science Review

If I tried to decide if something was a rock or a mineral, I could ask...

• Does it have a smell?

• Does it have different textures?

• What is the temperature of it?

• How heavy is it?

I want to build an outdoor shelter to keep my dog warm in the winter. What material would be best to keep the warmth of the sun?

• Dark-colored foam

• Light-colored foam

• Clear glass

• Shiny plastic

Ways to classify a rock (more than one answer)

• color

• hardness

• luster (how shiny it is)

• weight

A rock is made of many minerals and forms over hundreds of years.

• True

• False

Which is a good question to ask when trying to determine if and object is a rock?

• Is the object made of minerals?

• Is the object made of plastic?

• Is the object black?

• Is the object big?

Friction produces what?

• habitats

• a fossil

• ice

• heat energy

What question can you ask to find out if something is a source of heat energy?

• How long does it take for water to boil?

• Why does snow melt?

• Do objects feel warmer after rubbing them together?

Sources of heat energy are...

• sunlight, burning, friction

• wood, magnifying glass, sunlight

• wood, burning, matches

• rocks, magnets, heat

Minerals are made of one element

• False

• True

A mineral is classified by ______________________

• how it is formed

• its crystal structure

• it's mixture of rocks

• how it tastes