Newton's Law of Motion Problems
True or false
The net force acting on you when you sit in a chair is zero
What is true?
_____ is a push, pull or twist. Applying it can change an object's velocity
What is Force?
KE = 1/2mv2
This is the equation to find ____
What is Kinetic Energy?
Which type of potential energy is this?
Water in a kettle boiling on a stove top
what is Thermal Energy?
The energy of an object when the object is in motion
What is kinetic energy?
True or false.
Any push or pull acting on an object is called a net force.
What is false?
_____ is a change in velocity.
What is acceleration?
In the equation KE = 1/2MV2
V is ______What is Speed or Velocity?
Which type of potential energy is this?
Tree logs/wood --> Bonfire/Burning wood
Chemical energy
Energy that is stored and can be used when needed
What is potential Energy?
True or False
If opposing forces are equal, the net force is zero N.
What is true?
An object at rest, stays at rest and an object in motion stays in motion
What is Newton's First Law?
You are given the mass of an object and the Kinetic energy of the object, what are you solving for?
What is speed?
An athlete is using a resistance band for an exercise.
What type of potential energy is being shown in this example?
Potential energy stored in an object's height between two objects (such as an object and the center of Earth)
What is gravitational potential energy?
True or false?
When two forces act on the same object in opposite directions, the net force is always greater than the individual forces.
What is False?
An object's acceleration depends on the force acting on it and the mass of the object
What is Newton's 2nd Law?
What is the Kinetic Energy of a 20 kg object that is moving with a speed of 2 m/s?
What is 40?
A skydiver jumped out of a plane. After 30 seconds, she opened up her parachute and drifted toward the flat ground.
Complete the statement. Assume the skydiver's mass did not change.
The gravitational potential energy stored between the skydiver and Earth ____ as she drifted toward the flat ground.
What is decreased?
Potential energy stored in chemical bonds
What is chemical energy?
A football player kicks a 0.5 kg stationary ball with a force of 50 N. What is the force on the player's foot?
What is 50 N?
For every action, there is an equal and opposite reaction
What is Newton's 3rd law?
The kinetic energy of an object is 80 J, and is moving with a speed of 10 mph. What are you solving for and what is the answer to the equation?
What is mass and 1.6?
A whale was swimming deep in the ocean. After a few minutes, the whale swam to the surface of the water to breathe.
The gravitational potential energy stored between the whale and the Earth ____ as the whale swam to the surface.
What is increased?
What is elastic energy?