First Grade

“Rocks”

Rock Investigations

This journal belongs to _________________

Rock Investigations

K What do I already

know?

W

What do I want to know?

H

How can I find out?

L

What did I learn?

Rocks

Boulders are giant rocks that will eventually turn to sand.

Big rocks turn to pebbles, and pebbles turn to sand.

I really hold a million rocks in my tiny little hand!

Boulders Rocks Pebbles Sand Silt

Observe the class rock collection. Write about the texture and

size of rocks, where they can be found, and how they are used.

R

O

C

K

S

How can we describe rocks?

Rocks

My Rock

My rock came from _____________________________.

My rock’s color is _____________________.

The texture is ___________________________.

It weighs about as much as _______ teddy bears.

It is about as long as __________________________________.

My rock is unique because _________________________.

This is a picture of my rock:

When I use a magnifying glass, my rock looks like this:

Cookie Erosion Experiment:

Materials-1 cookie, small Ziploc bag, small paper plate, toothpick, q-tip,

eye dropper, water, and magnifying glass

Question: Which materials will cause the greatest amount of erosion?

(water, toothpick, or q-tip)

My prediction:

I think the _____________________ will cause the greatest amount of

erosion because _________________________________________.

Results:

The __________________ caused the greatest amount of erosion.

This is what happened to the cookie:

Water Toothpick Q-tip

1 minute

5

minutes

Rock ABC Order

rock erosion soil silt texture

sand fossil boulder pebbles weathering

1. 2.

3. 4.

5. 6.

7. 8.

9. 10.

My Mini-Rock Dictionary

Write the definition and draw a picture for each word.

Rocks