The percent of Earth's total water that is in oceans
What is 97%
rose bush
What is the biosphere?
Humans breathe in oxygen and breathe out carbon dioxide.
What are the biosphere and atmosphere?
A chemical used by some farmers to kill insects
What is pesticide?
Ice cubes turn to water
What is No, it is a change of state only?
The percent of the Earth's total water that is freshwater.
What is 3%?
ocean
What is the hydrosphere?
An earthquake
What is the geosphere?
A chemical used by farmers to kill weeds without pulling them
What is herbicide?
Two white substances are mixed with clear liquid and turn yellow
What is yes, color is a different property?
Three sources of surface freshwater on Earth
What are swamps, lakes and rivers?
chimpanzee
What is the biosphere?
A thunderstorm
What is atmosphere and hydrosphere?
Farming without using pesticides or herbicides
What is organic farming?
Baking soda is mixed with lemon juice and it foams up.
What is yes, a gas is formed?
The percent of earth's freshwater that is in glaciers, ice caps and the ground.
What is 2%?
oxygen
What is the atmosphere?
A crop being irrigated in a field
What are biosphere and hydrosphere?
An advantage of organic farming
What is food free of chemicals OR better for the environment?
A round lump of clay is made flat like a pancake
What is No, the property of MASS did not change?
The percent of freshwater on Earth that is surface water.
What is less than 1%
lava
What is the geosphere?
Mount St. Helens volcanic eruption
What is geosphere, atmosphere and biosphere?
A disadvantage of organic farming
What is food is more expensive OR produces less OR requires more work?
How to prove that a glass of water is salty
What is taste?