Acceleration
The change in velocity over the change in time
What is the formula for acceleration? or How to find acceleration?
______ is done when by forces that cause objects to move
What is work?
An action such as a push or a pull.
What is a force?
Has mass and takes up space.
What is matter?
Something that uses only one kind of motion to change the magnitude or direction of a force.
What is a Simple Machine?
9.8 m/s2
What is the gravity's acceleration?
The unit in which work is measured.
What are Joules?
The unit in which force is measured.
What is a Newton?
A physical quantity involves a comparison with a standard of measurement.
What is a measurement?
This type of child's toy is also a lever.
What is a see-saw?
This graph produces a line with a constant slope.
What is a velocity vs. time graph?
The energy of motion.
What is Kinetic Energy?
Fw=mg
What is the formula for weight?
The measure of the average kinetic energy in an atom.
What is Temperature?
this tells you the "magnification factor" of a machine
What is Mechanical advantage?
v = v0+at
What is the formula for constant acceleration?
The tighter wound this object is the higher its potential energy is.
What is a Spring?
Acceleration equals force divided by mass
What is Newton's Second Law?
Type of measurement that doesn't include direction such as temperature.
What is a Scalar quantity?
This is a combination of two or more pulleys
What is a Block and Tackle?
x=x0+v0t+1/2at2
What is the formula for finding acceleration at a specific point in time?
E=mgh
What is the equation for Gravitational potential energy?
The total sum of all forces acting on an object
What is Net Force?
The measure of space between two points.
What is Length?
MA= wheel radius/ axel radius
What is the formula for the mechanical advantage of a Wheel and Axel?