Rock Size
This rock is a dark, gray, hard rock. It was once hot liquid lava from a volcano
What is Basalt?
This is a scientist who studies rocks
What is a geologist?
Size is a property of rocks.
true
This rock is a light-colored, soft rock. It is made of ash from the fires of the volcano.
What is Tuff?
When rocks rub against each other _________ falls from them.
Gray, white, and pink are all what of a rock
colors
This rock is a reddish bubbly rock. It was once the bubbly top of the lava.
What is Scoria?
When rocks break apart over time to become smaller and smaller.
What is weathering?
The _________ of a rock tells if it is striped or speckled.
pattern
Granite contains many different _________. These are the colorful ingredients that make up rocks.
minerals
This rock contains minerals and is a pink color.
What is granite?
What happened to the rocks when they were placed in water?
When rocks are placed in water, some become shiny, some change color, and some make bubbles.
True or False: A pebble is bigger than gravel
True
round, oval, square, and triangle are _____________ of rocks
shapes
These rocks are small and found in rivers and lakes.
What are pebbles?
True or False: Sand is the largest rock size.
false