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Vocab
Gravity
Motion
Random
Science Stuff
100
What is the definition of Inertia
What is the tendency if an object to resist to move.
100
Why does the moon stay in orbit around Earth
What is because Earth's gravitational force provides a centripetal force on the moon
100
Inertia
What is the tendency of an object to resist being moved
100
What does friction do to the motion of objects
What is it slows them down
100
What is Newtons 1st law sometimes called
What is law of inertia
200
Is the force that's opposes the motion of objects through the air
What is air resistance
200
Projectile motion has 2 components. What are they
What is horizontal and vertical motion
200
To stay in orbit around Earth how fast must you be going
What is 8 km/s
200
What rate do objects fall to Earth
What is 9.8m/s
200
What are 2 places where there is no air resistance
What is space and a vacuum
300
What does centripetal mean
What is toward the center
300
How does force work
What is in pairs
300
An object at rest stays at rest while an object in motion remains in motion unless acted upon by an outside force
What is Newton's 1st law
300
One example of projectile motion
What is a frog leaping (answers will vary)
300
On what 2 factors does acceleration depend
What is force and mass
400
The constant velocity of a falling object when the force of air resistance is equal in magnitude and opposite in direction to the force of gravity
What is terminal velocity
400
True or false Are astronauts weightless in space
What is false
400
The acceleration of an object depends on the mass of the object and the amount of force applied
What is Newton's 2nd law
400
Is the rate at which velocity changes over time
What is acceleration
400
How do you calculate acceleration
What is a=F/m
500
What is free fall?
What is the motion of a body when only the force of gravity is acting on the body
500
What Italian scientist argued that the mass of an object does not affect the time the object takes to fall to the ground.
Who is Galileo.
500
Give an example of Newton's 3rd law
What is Newtons cradle (answers may vary)
500
Newtons 3rd law
What is for every action there is an equal and opposite reaction
500
How to calculate velocity
What is delta v=g*t