Plants take in this gas from the atmosphere to make their own food.
What is carbon dioxide?
This state of matter has definite shape and volume.
What is a solid?
All of Earth's liquid and frozen water make up this system of the Earth.
What is the hydrosphere?
The number of phases of the moon that have names.
What is 8?
When humans throw away trash NOT in a trash barrel they are doing this to the Earth.
What is polluting?
The part of photosynthesis where water vapor is added back into the atmosphere.
What is transpiration?
If particles sometimes touch and slide past one another but are located at the bottom of a container, this state of matter is called this.
What is a liquid?
The part of the water cycle during which water vapor changes to a liquid.
What is condensation?
The movement of Earth which causes us to have 24 hours in a day is this.
What is Earth's rotation?
We don't usually eat banana peels or apple cores. Name the procedure we can use to help the Earth after we eat these two fruits.
What is composting?
The part of the plant that is located underneath the leaves and this is how the plants release oxygen into the atmosphere.
What is the stoma (or stomata)?
The type of property that measures the amount of space something takes up.
What is volume?
The role that a fox plays in an ecosystem.
What is a consumer or a predator?
The tilt of the Earth on its axis causes us to have 4 of these.
What are seasons?
These moving pieces make up Earth's crust and cause earthquakes.
What are tectonic plates?
The plant tissue through which minerals and water move up from the roots to the rest of the plant parts.
What is the xylem?
The ability of a solid to dissolve in a liquid.
What is solubility?
The stages of the water cycle, in the correct order.
What is evaporation, condensation, precipitation absorption and runoff?
This contains billions of stars, dust and gas that are held together by gravity.
What is galaxy?
When humans remove trees and plants from a hill, this can happen.
What is erosion or mudslides?
What is an autotroph?
For example, when salt is added to water, the water is called this term.
What is a solvent?
A plant or animal that moves or is moved to a different ecosystem and then causes harm.
What is an invasive species?
Earth's orbit around the sun takes this amount of days.
What is 365 1/4 days?
The number that is the BEST Ph level for drinking water.
What is number 7?