What is a force?
A push or a pull
This is a measure of how fast something moves through a distance in a given amount of time.
What is speed?
A turtle is accelerating at a rate of 10 m/s/s
Every second, the turtle is increasing its speed 10 m/s
A car accelerates from 55 mph to 35 mph in 5 seconds. What is the acceleration?
-4 mph/sec
What are 3 types of acceleration?
increase speed, decrease speed, change direction
You traveled 15 miles in 2 hours. What is your speed?
7.5 mph
A force that slows down objects when they rub against each other
What is friction?
What is the formula to find time?
distance divided by speed
Static friction is the resistance of a resting object to begin moving.
True
What is average speed?
total distance covered in a given amount of time.
A change in position
What is motion?
On a graph showing distance versus time, which type of line indicates no motion?
What is a horizontal line?
A sled going down a hill is an example _______ friction
What sliding?
The "BIG IDEA" between forces and acceleration.
Forces cause acceleration.
Static friction is weaker than kinetic friction.
False
An object's resistance to any change in motion
What is friction?
A car is traveling 65 mph west. This is the car's ______.
Velocity
A change in a moving object's speed or direction is..
What is Acceleration?
Interpret the graph below?
What is instantaneous speed?
speed at any given moment in time.
What is the formula to calculate speed?
What is distance divided by time?
What is the following graph illustrating below?
What is an object is accelerating?
Velocity is .....
Speed with direction of an object.
A cheetah accelerates from rest to 44 m/s in 8 seconds. What is the cheetah's acceleration.
5.5 m/s/s
Causes an object to start or stop moving, accelerate or change direction.
Unbalanced Force