Rocks and Other Materials (Grade 2)

Look at these following places. In which place you can not find rocks?

• On the mountains

• In underground caves

• At the bottom of seas

• On the sky

This rock is smooth when polished. It has nice patterns and colors. This rock is...

• Granite.

• Marble.

• Limestone.

• Sandstone.

This rock can contain fossils. This rock is...

• Granite.

• Marble.

• Limestone.

• Sandstone.

The remains of living things that died a very long time ago are called...

• rocks.

• stones.

• fossils.

• pebbles.

Soil is a mixture of tiny pieces of rocks, air, water, and...

• stone.

• silt.

• humus.

• clay.

Which type of soil lets the most water through?

• sandy soil

• clayey soil

• loamy soil

• silt

Which type of soil lets the least water through?

• sandy soil

• clayey soil

• loamy soil

• stone

Which type of soil is the best for growing plants?

• sandy soil

• clayey soil

• loamy soil

• stone

Which of these following things is made of rock?

• cotton t-shirt

• paper

• wooden table

• marble sculpture

Which of these following things is not made of rock?

• granite bridge

• sandstone paving

• wooden chair

• marble sculpture