This type of matter takes the shape of its container.
What is liquid?
200
This simple machine holds things together.
What is a screw?
200
The sun produces these two types of energy?
What is heat and light?
200
The bear eats berries and fish. He is what?
Omnivore
200
Name the layers of soil from top to bottom.
Humus
Topsoil
Subsoil
Bedrock
300
In this type of matter, the particles are packed tightly in rigid formation?
What is a solid?
300
This simple machine is seen in a flagpole.
What is a pulley?
300
Fossil fuels take a long time to form and are limited.
What is nonrenewable?
300
All food chains start with this energy source.
What is the sun?
300
What layer of soil would you find the MOST plant growth?
What is topsoil?
400
When water turns from a solid to a liquid, this is called what?
What is melting?
400
To make a load lighter, move the fulcrum closer to what?
What is the load?
400
In order for water to be an energy source, it has to do what?
What is move/flow?
400
The monarch butterfly copies the look of the viceroy butterfly. Birds know that the viceroy butterfly is not good to taste and so by copying it, the monarch butterfly is protecting itself. This is called what?
What is mimicry?
400
What is humus made from?
What is decayed matter?
500
Taste, smell, size and texture are all ways to describe matter. What are they called?
What are properties?
500
Scissors are a compound machine featuring these two simple machines.
What are wedge and lever?
500
Name the three types of fossil fuels?
What are natural gas, oil and coal?
500
Birds are not taught how to build a nest, they just know how to do it from birth.