Vocabulary
the type of force that causes an object to change its motion
an unbalanced force
Finish the phrase: "An object in motion stays in motion and...
"an object at rest stays at rest unless acted on by an unbalanced force"?
the formula for Newton's 2nd Law
F=ma
Newton's 3rd Law states that...
"every action has an equal and opposite reaction"
The amount of matter an object has
mass
Gravity
the force that pulls two objects toward one another
Another name for Newton's First Law
law of inertia
If a force of 10N occurs on a mass of 2kg, what must be the acceleration?
5 m/s
A swimmer pushes off the side of the pool and is propelled forward by the force of the pool exerting a force on the swimmers foot. Explain this in terms of Newton's 3rd Law.
the action is pushing off of the side of the pool, the reaction is being propelled forward
force of gravity acting on abject
weight
a change in a moving object's speed or direction
acceleration
All objects have inertia. True or False
True
Which would have a greater acceleration, a small car or a large car, if the same force is applied?
small car
While repairing the Hubble Telescope, which is in space, an astronaut turns a screwdriver clockwise. What direction will the astronaut turn?
counter-clockwise
Formula for weight
W = m x g