Rocks are formed by sediment that is deposited over time, usually as layers at the bottom of lakes and oceans.

•Although they can be deadly, most are very small and not even felt by humans.

A deep valley with very steep sides - often carved from the Earth by a river.

The holiday when people say I LOVE YOU!

To speak in a classroom you must first do this.

Rocks that have been changed over time by extreme pressure and heat.

•Rock found at the bottom of the wonder of the world is around 2 billion years old.

A steep face of rock and soil.

People dress up as something different and sometimes are very frightened.

Have materials and books out and seated in your chair.

Rock that is formed when magma cools and solidifies, it may do this above or below the Earth's surface.

•Scientists have the dated this as being between 4 and 5 billion years old!

A large hole in the ground or in the side of a hill or mountain.

This holiday is in November and doesn't usually involve eating turkey.

Making sure you do your homework and turn it in on time.

This crust is made up of rock.

•On average this ocean is the saltiest of Earth’s major oceans

A part of the ocean (or sea) that is partly surrounded by land (it is usually larger than a bay).

This holiday happens on the first Monday of September and children usually do not go to school.

I am the rule number that says, "do your very best."

A volcanic glass that forms quickly without crystal growth, it can have very sharp edges making it useful as a cutting tool or arrowhead

•This rainforest is the largest tropical rainforest on Earth.

A type of freshwater, brackish water or saltwater wetland that is found along rivers, pond, lakes and coasts. Plants grow up out of the water.

This holiday happens in March and is usually a very "green" day, if not, you get pinched.

One of the most important things you can do to another person in your school, home, and community.