Water/Weather
Weather
Forces & Motion
Cells
Grab Bag
100
An underground layer of rock that holds water.
What is an aquifer?
100
The two most abundant gases in the atmosphere.
What are nitrogen and oxygen?
100
The tendency of an object to resist a change in motion.
What is inertia?
100
A group of cells that work together.
What is a tissue?
100
When warm air and cold air come together and don't move.
What is a stationary front?
200
The percentage of water on earth that is considered fresh water.
What is 3%?
200
Instrument used to measure air pressure.
What is a barometer?
200
One way to decrease acceleration.
What is to increase mass, decrease force or increase friction?
200
The basic unit of structure and function in living things.
What are cells?
200
The object that heats the troposphere.
What is the sun?
300
The ozone layer, found in the stratosphere, protects the earth from what?
What is ultraviolet radiation (UV rays)?
300
An instrument used to measure wind speed.
What is an anemometer?
300
The change of speed and direction over a certain amount of time?
What is acceleration?
300
The organelle that stores food and water.
What is a vacuole?
300
Newton's third law.
What is "For every action there is an equal and opposite reaction?"
400
A material that allows water to pass through it.
What is permeable?
400
The layer of atmosphere that protects the earth from meteors.
What is the mesosphere?
400
Air resistance is a type of _______________.
What is friction (fluid friction)?
400
During this process a plant uses carbon dioxide and water to make sugar.
What is photosynthesis?
400
The type of force that never changes an object's motion.
What is a balanced force?
500
Global winds occur because of the Coriolis Effect. Why do local winds happen?
What is differences in air pressure (high pressure goes to an area of low pressure)?
500
Most air pollution comes from _________________.
What is burning fossil fuels?
500
What must be done to an object to change its motion?
What is apply an unbalanced force (a push or pull)
500
The organelle in an animal cell used to make energy and aid in respiration.
What are mitochondria?
500
The odd of getting a hybrid offspring with parents of RR and Rr.
What is 50/50?
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