Rocks
Are rocks living or nonliving?
Nonliving
True or False, Minerals are not made up from plants.
True
True or False, A property is not a characteristic of something.
False
What rock are countertops often made of?
Granite or Marble
True or False, All rocks have the same properties?
False
Minerals can be hard or _________.
soft
Sam sorts his rocks in red, black, and brown categories. What property is he observing?
Color
True or False, Minerals are used in computers, alarm clocks, and even toothpaste.
True
What are rocks made of?
Rocks are made of two or more minerals.
What is the softest mineral according to the Moh's scale of hardness?
Talc
Kim sorts her rocks into "rough" and "smooth." What property is she observing?
texture
What mineral is good for our body that we get from drinking milk?
Calcium
What type of scientist studies rocks?
A geologist
Minerals are made from a special mix of __________.
chemicals
Kerry notices that some of her rocks reflect the light and are sparkly, but other rocks are very dull. What property is she observing?
luster
What mineral is used in your pencil?