Rocks 2nd Grade

Students collected a group of rocks.
All of the rocks the students collected –

• have very sharp edges.
• are the same color.
• are different sizes.
• have the same texture.

Which of the following could be used to describe the texture of a rock?

• heavy
• smooth
• black
• small

Students made observations of a rock.
Which of the following is a true description of the rock they found? The rock –

• has dark and light layers.
• is mostly very dark colored.
• has a smooth texture.
• is larger than 10 centimeters.

Students group rocks into three groups; large medium and small. The students are sorting by which of the following properties?

• Texture
• Color
• Hardness
• Size

Students sorted some rocks into two groups. The students are sorting by which of the following properties?

• Size
• Hardness
• Color
• Texture