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3B test

A force that acts in the opposite direction of the downward pull of gravity is air resistance.
In space, if an astronaut pushed her jetpack away from her, the jetpack would push back.
What are the 3 types of motion? circular, vibrational, straight line
Compared to distance, displacement is always what? shorter or equal to
What are 3 examples of static charges? clothes sticking from dryer, shocking from walking across carpet, rubbed balloon sticking to hair
The force of attraction between any 2 objects is what? gravity
The moon uis kept in orbit around the Earth by what force? Earth's gravity
According to the law of inertia, an object at rest does what? stays at rest until an outside force acts on it
What is the total length of the paths between two points? distance
What is the combination of two or more forces acting in the same direction called? net force
The change in velocity during a particular time period refers to what? acceleration
What is the force between surfaces that resists the movement of one surface past another? friction
According to Newton's 2nd law, the greatest force would come from what kind of hammer? a heavy hammer swung quickly
What is the equation for Newton's 2nd law? F = M X A
This includes both direction and shortest distance. displacement
Created by: cscienceteacher
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