Find the net force. An object with a force pushing in the same direction (right). One force is 13N the other is 56N
69N right
What is Newton's first Law?
Inertia- an object at rest stays at rest, an object in motion stays in motion until an outside force acts against it
What is lever?
A machine made of a beam and a fulcrum. (pivot point)
Find the net force. An object with forces pushing in opposite directions. One pushing left with a force of 76N and one pushing right with 39N.
37N left
What is Newton's second Law
The law of acceleration, F=MA
What is an example of Newton's first law. You can't use anything we have done in class!
Answers vary
What is the definition of a balanced force?
A force that is being pushed/pulled in opposite directions with the same amount of force.
What is an example of Newton's second law?
Answers vary
What is an inclined plane?
A plane (a flat surface) that is inclined, or slanted, at an acute angle. It is used to make a load lighter
What is the definition of a net force?
The total sum of all of the forces acting on the object?
What is a wedge?
simple machine that is used to break apart the substances by applying force.
What makes a force unbalanced?
A change in some way. More force being applied in a certain direction
What is the BEST example of Newton's third law? a) Miss Comley on skates pushing Duell in a chair who then moves forward while the force of Duell pushes Miss Comley backwards b) Silas flying through the sky c) Catching a ball in the air
A
What is a pulley system?
Mechanical device that can be used to lift heavy objects more easily. It consists of a wheel that rotates on an axle with a rope.
What is the force of a rocket launched that weighs 65.5kg and is traveling at a speed of 34 m/s?
196.5N
What is the force of a volleyball that weighs 2g and is traveling at a speed of 15m/s?
30N
What is a wheel and axle?
machine consisting of a wheel attached to a smaller axle so that these two parts rotate together in which a force is transferred from one to the other.
What is Newton's third law?
The action reaction law. For every action, there is an equal and opposite reaction?
What is a screw?
A simple machine, or rod with grooves on its circular curved surface and is used to hold two objects firmly together.
Come up with a net force question for other groups to answer. You must be able to get your own problem correct as well!!
Answers vary
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