Speed
Acceleration
Graphs
Forces
Miscellaneous
100
To describe velocity you need to know...
What is speed and direction?
100
The rate at which velocity changes is called...
What is acceleration?
100
The two variables plotted on a velocity-time graph are _____ and ______.
What is velocity and time?
100
For an object to move, a(n) _______ _____ must be applied.
What is an unbalanced force?
100
Why is it more important to know a tornado’s velocity rather than its speed?
What is you know what direction it's going?
200
Meters per second refers to the ___ unit of speed.
What is SI unit?
200
Acceleration involves both a change in _____ and ______.
What is speed and direction?
200
A horizontal line on a distance-time graph represents _____.
What is a stationary object/no motion?
200
A force is considered a _____ or a ______.
What is push or pull?
200
A place or object used for comparison to determine motion is called a ______ ______.
What is reference point?
300
The components needed to calculate average speed are ______ and _______.
What is total distance and total time?
300
If a plane is traveling at a constant speed for one hour, what is its acceleration?
What is 0 m/s or 0 Km/h because it is traveling at a constant speed?
300
What does a speed/time graph that is angled upward in a straight line represent?
What is constant acceleration?
300
______ and _______ are two forces that oppose motion.
What is gravity and friction.
300
Part 1: If you are riding your bicycle and suddenly apply the brakes to slow down are you accelerating? Part 2: Name three ways you can accelerate
Part 1: What is yes?! Part 2: speed up, slow down and change direction
400
Suppose a cyclist travels 32 Km during the first 2 hours, then the cyclist travels 13 Km during the next hour. What is the cyclist average speed?
What is 15 km/hr?
400
A car slowing down is an example of ______ or ________ acceleration.
What is deceleration or negative acceleration?
400
The steepness of a slope on a motion graph depends on _________.
What is how fast the object is moving?
400
What happens when two equal forces act in opposite directions? For example, you sitting in your chair.
What is they cancel each other out?
400
What is the difference between mass and weight?
What is weight depends on gravity, mass is how much space you take up?
500
How much time would it take for the sound of thunder to travel 1,500 meters if sound travels at a speed of 330 m/sec?
What is 4.5 sec?
500
The velocity of an object goes from 25 m/s to 5 m/s in 4 s. Its acceleration is ______.
What is -5 meters/per second/per second?
500
On a velocity-time graph, a horizontal line shows the change in speed is _____.
What is 0? (meaning that the speed is constant so no change)
500
What is the net force on an object when you combine a force of 20 N north with a force of 25 N south?
What is 5 N south?
500
When kicking a field goal, the player exerts a balanced force on the ball, true or false?
What is false?
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