Rocks
What are rocks made of?
Minerals
someone who studies earth and rocks is called a _______?
Geologist
What is the definition of Property?
how we describe or define something.
Put these rocks in order from smallest to largest:
Gravel, Sand, Boulders, Pebbles
Sand, Gravel, Pebbles, Boulders
What the the name of the tool we used to see the rocks closer?
a hand lens
Name the three rocks we have studied.
Scoria, Tuff, Basalt
The process of wearing away of the look or texture of something.
Weathering
We used screens to find the different ______ of the rocks.
Size
The rocks we observed are formed from a _____
Volcano
True or False:
Rocks can be different sizes
True, rocks can be many different sizes.
Which rock looked darker when we put it in water?
Basalt
a gray, smooth rock that was once the hot, liquid lava that came out of a volcano
Basalt-
Name another property we used to describe rocks in class.
Color, shape, luster, texture... answers may vary
What was the smallest rocks we sorted?
Sand
Explain how Weathering causes rocks to be different sizes.
When rocks rub together they break off smaller pieces of themselves.
Pebbles are bigger than_____
Gravel and or Sand
a reddish, bubbly rock that was once the bubbly top of lava
scoria
What are three ways we sorted rocks?
size, color, shape,
What happened when we put Scoria in water?
When Scoria was put in water we saw bubbles
____ is called when we put the rocks in water and they were cleaned.
Washing
True or False: All rocks are the same size?
False
a light, soft rock that has ashes in it from the fires of a volcano
Tuff
We can sort rocks by different _____.
Properties
What is an Earth Material smaller than sand?
Silt
Where can you find millions of tiny rocks?
The beach