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Book 1
Book 2
Book 3
Book 4
Book 5
100
A sudden temporary outburst of energy from a small area of the sun's surface.
What is solar flares.
100
Huge pieces of Earth's crust that move very slow
What are continental plates.
100
To make or become different
What is change
100
Resources that nature produces again and again-trees
What is renewable resources
100
Process in which plants use the sun's energy to make its own food.
What is photosynthesis.
200
The force that pulls objects toward each other.
What is gravity.
200
Best guess of what will happen in a science experiment
What is hypothesis
200
365 days
What is year.
200
The amount of matter an object has
What is mass.
200
The release of water vapor (gas) into the air from a plant's leaves.
What is transpiration.
300
The turning of a body on its axis.
What is revolution.
300
Molten rock that flows from a volcano
What is lava
300
Idea many scientist agree on because it is well supported by evidence
What is theory.
300
A huge mass of rock that moves very slowly and changes the shape of the land.
What is glacier.
300
Saving of resources
What is conservation.
400
A cool dark spot on the sun.
What is sunspot.
400
List of steps followed in a science experiment.
What is procedure
400
Naturally occurring substances taken from the ground, such as stone, coal, salt, sand, petroleum, water or natural gas.
What is minerals
400
Resources that will never run out.
What is alternative resources.
400
Something in an experiment that can be changed
What is variable.
500
One complete turn of a planet around the sun
What is revolution.
500
A tool used to see objects too small for the eye to see.
What is microscope.
500
A mountain formed by lava and ash
What is volcano.
500
The movement of weathered materials by water, wind, or ice.
What is erosion.
500
The cycle in which Earth's water moves through the environment.
What is the water cycle.