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force and motion
mas force and motion
weather, climate, and ecosystem
The universe and light
100
when a force is applied to bend, stretch, compress, or twist an object
What is stress
100
a grooved wheel with a rope and cable around it used to lower a water pale into a well
What is a movable pulley
100
a change in long term weather patterns, usually over long periods of time.
What is climate change
100
things that are helpful and useful in situations
What is advantages
200
skydivers use this force to prevent them from hitting the ground
What is air resistance
200
can change both the speed and direction of an object; like putting weight on 1 side of a see saw, or the stronger side of a game of tug of war
What is unbalanced force
200
column of air that rotates quickly and seriously messes up everything in its path
What is a tornado
300
seatbelts are used to resist the force of
What is inertia
300
the law stating that the total amount of energy in an isolated system remains constant, regardless of how many changes in form of energy it undergoes
What is conservation of energy
300
tool used to measure air pressure
What is a barometer
300
when the moon appears to be getting smaller it is said to be......
What is waning
400
what the spokes of a bicycle do from the center of the wheel
What is diverge
400
runners and swimmers often shave their legs and arms in order to cut down on this
What is resistant (resistance)
400
the amount of water vapor or moisture in the air
What is humidity
400
when the moon appears to be getting bigger it is said to be......
What is waning
500
means firmly placed and not easily changed
What is stable
500
property of an object that is measured in terms of mass and velocity
What is momentum
500
the exchange of carbon through the atmosphere and back into the interior of the earth. caused by volcanoes.
What is carbon cycle
500
when the eye sees something that is not actually there
What is an optical illusion