Newton's laws
Which of Newton's laws explains inertia?
Newton's first law of motion.
What is the force of two surfaces that touch?
Friction
What is the amount of matter in an object?
Mass.
What is the ability to do work or cause change?
Energy
What is a simple machine made up of a slanted surface?
Inclined plane
Which law explains that both forces have to exert equal force?
Newton's first law.
What is a property of matter that causes it to resist changes in speed or direction (velocity)?
Inertia
What is rate of change of velocity (change on position)?
Acceleration.
What is the amount of work an object can do because of the objects kinetic and potential energies?
Mechanical Energy
What is a simple machine made up of a stiff bar that moves freely around a fixed point?
Lever
Which of Newton's laws states that the acceleration of an object is dependent upon two variables - the net force acting upon the object and the mass of the object?
Newton's second law.
What is rate of motion; rate of change of position; Speed = distance/time?
Speed
What is quantity or amount of motion; product of mass and velocity (momentum = mass x velocity)?
Momentum.
What is the energy that sound carries?
Sound Energy
What is a simple machine made up of a rope fitted around the rim of a fixed wheel?
Pulley
When did Newton die?
a) 1750
b) 1727
c) 1821
d) 1702
b) 1727
What is rate of change of position; speed AND direction?
Velocity.
What is the energy of motion?
Kinetic Energy
What is energy associated with motion?
Kinetic energy
What is a simple machine made up of an inclined place wrapped around a column?
Screw
What was Newton's first name?
Isaac.
What is a downward force exerted on objects by the Earth?
Gravity
What is the energy of position or stored energy?
Potential Energy
What is energy that is stored as a result of position or shape?
Potential energy
What is a simple device that changes a force?
Simple Machine