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What is a sphere?
"Stuff" that takes up space and weighs something
What is matter?
Sugar, alum, baking powder, baking soda, sugar, salt
What are solids?
The percentage of freshwater on Earth?
What is 3%?
The only star in our solar system
What is the sun?
The name for a measure of food energy
What is a calorie?
A chemical reaction that form on metals overtime
What is rust?
Rivers, lakes, glaciers, groundwater
What is freshwater?
The length of earth's revolution around the sun
What is 365 days?
What is a year?
What plants need to live and grow?
What is water, carbon dioxide, and sunlight?
When water is a gas
What is water vapor?
Where salt water is found?
What is the ocean?
Direction in which the sun rises and sets
What is east and west?
The source of all energy
What is the sun?
What is a chemical reaction?
Where most of our freshwater is found
What are glaciers?
The direction a ball will drop, regardless of position on earth
What is towards the center?
What is towards the core?
Makes its own food using light energy from the sun.
What is a producer?
When sugar dissolves in water it forms this.
What is a solution?
The amount of snow and ice on the ground
What is snow pack?