Tools
Sand/Silt/Clay
Types of Rock
Sorting
Soil
100
What is a hand lens?
Magnify tool to see things close up.
100
Which is smaller, sand or silt?
Silt
100
What is the largest Earth material we have observed?
Pebbles (large pebbles)
100
What does it mean to sort?
Put objects in to groups.
100
What are 4 ingredients of soil?
Humus, pebbles, gravel, sand, silt
200
When using mesh screens to sort rocks by size, do the larger rocks or smaller rocks stay on top?
Larger
200
Where does sand come from?
Rocks
200
True or False: Characteristics of rocks can change when water is added.
True
200
What are 3 properties to sort rocks by?
Size, color, shape, texture
200
What is one way to separate the ingredients of soil?
- Use mesh screens - Use your hands - Add water and let it sit over night
300
What word means to make a guess about what will happen in an experiment?
Predict or prediction
300
What is the earth material that is made of the smallest rock particles?
Clay
300
True or False: Rocks are all the same size, shape and color.
False, they are all different!
300
True or False: After you sort rocks, you should give each group a classification name.
True
300
What is the best way to separate the ingredients of soil?
Adding water, and letting it sit over night.
M
e
n
u