Earths Changes
Matter
Force
Ecosystems
Forms of Energy
100

How many layers does Earth have?

4

100

________________________ is anything that has mass and takes up space.

matter

100

Unless acted on by a force, objects in motions tend to stay in ______________.

motion

100

A(n) __________________ is an area where living and nonliving things interact to allow for the transfer of matter and energy.

ecosystem

100

____________ is the ability to cause change and do work.

energy

200

The innermost layers of the Earth are composed mostly of?

Iron and nickel

200

Atoms that are spaced very far apart, that flow easily, would be which phase of matter?

gas

200

A push or a pull that changes the motion of an object.

force

200

A(n) _________________ is all the organisms of the same species that live in the same place at the same time. 

population

200

Which type of energy is the form of heat?

thermal

300

Which type of plate boundaries move towards each other and often result in mountain formation?

convergent boundaries

300

With a temperature decrease, water would change to ____________.

ice

300
What kind of energy do all moving objects have?

kinetic

300

A ______________ is the function or role that organisms perform in the food web of that community.

niche

300

Which type of energy is energy in the form of waves and light that we can see?

radiant energy

400

What type of rocks are fossils usually found in?

Sedimentary

400

What is mass?

The amount of matter in an object

400

An objects motion is described by its.....

direction and speed

400

A ________________ is the place where an animal or plant naturally lives.

habitat

400

Rowing a boat would be considered what type of energy?

mechanical

500

List the layers of the Earth 

Crust, Mantle, Outer Core, Inner Core

500

All matter can be divided up into particles called _______________ that are too small to see, but can be detected in other ways.

atoms

500

A force that opposes motion and acts between 2 objects that are touching.

friction

500

Within a community, organisms are dependent on the survival of other organisms. How is energy passed from one organism to another?

through the food web

500

Energy cannot be __________ or _____________.

created or destroyed

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