This is the difference between speed and velocity?
What is speed is distance over time and velocity is distance over time and direction?
100
The slope of a distance/time graph is showing this
What is speed?
100
When you are measuring an object's motion, what should you use as a frame of reference?
What is a stationary object?
100
This is the definition of a scalar measurement
What is measurements recorded with numbers and units representing an amount?
200
When would you have a negative acceleration value?
What is when you are decclerating (slowing down) or when the final velocity is less than the initial velocity?
200
A bike rider travels for 2 hours covering a total distance of 30 miles. What is the bike rider's average speed?
What is 15 miles/hr?
200
When an object is showing constant speed, describe the shape of the graph
What is a positive (straight) upward slope?
200
This is how displacement can equal zero
What is when you have a round trip?
200
This is the definition of a vector measurement
What is measurements recorded with numbers and units representing an amount(magnitude) and a direction?
300
These are 3 ways to cause acceleration
What is a change in velocity, a change in direction, or a change in both?
300
How can one get the average speed of an object?
What is divide the sum of the total distance over the sum of the total time?
300
When an object is at rest in a distance-time graph, how will the graph look?
What is a horizontal line?
300
This is when displacement equals distance
What is when you are moving in a straight line (one direction)?
300
This is the type of measurement you would use to measure distance and the type of measurement you would use to measure displacement
What is scalar and vector?
400
A football's velocity increases from 10 m/s to 30 m/s over 5 seconds- this is its final acceleration.
What is 4 m/s2?
400
A bike rider starts biking at 8 AM to bike a 20 km race and reaches the finish 9:30 AM. What is her average speed measured in km/min?
What is .22 km/min?
400
Any point on a distance time graph will give you the
What is instantaneous speed?
400
Tony moves 6 tiles north across the classroom, then turns and walks 4 miles south across the classroom. What is Tony's displacement?
What is 2 miles north?
400
This is the type of measurement you'd use for velocity and the type of measurement you'd use for speed?
What is vector and scalar?
500
A rock is released into the bottom of a well after a total of 3 seconds. What is the rock's velocity before hitting the bottom of the well?
What is -29.4 m/s (south)?
500
These are the SI units of measurement for speed, velocity, and acceleration
What are meters per seocnd, meters per second and direction, meters per second squared?
500
A graph that shows gradual (positive) acceleration will have this shape
What is a curved (upward) line?
500
Kohar walks 6 tiles east across the classroom, 3 miles south, and 6 tiles west across the classroom. What is her total distance and her total displacement?
What is 15 miles (distance) and 3 miles south (displacement)?
500
Explain why acceleration is always a vector measurement
What is it is a change in velocity over time and velocity includes direction in its measurement?