On an acceleration graph, the y-axis is labeled with?
What is speed(m/s)?
100
What is the speed of an object at rest?
0
100
. Which of the following is not a vector quantity?
a. Speed
b. Velocity
c. Displacement
speed
200
what is your speed at one moment in time?
instantaneous speed
200
On a speed graph, the x-axis is labeled with?
What is time(s)?
200
On an acceleration graph, what does a straight horizontal line represent?
What is constant speed?
200
Suppose a car is moving in a straight line and steadily increases its speed from 35 m/s to 40 m/s in the first second and from 40 m/s to 45 m/s. What is the cars acceleration?
5 m/s2
200
What is the rate of acceleration due to gravity on Earth?
What is 9.8 m/s/s?
300
Distance traveled divided by the time it took.
What is speed?
300
On a speed graph, what does a straight horizontal line represent?
What is at rest/no motion?
300
On an acceleration graph, what is the x-axis labeled with?
What is time(s)?
300
A car rounds a corner. Is it accelerating?
yes
300
What are the three types of acceleration?
What are postive, negative, none/zero?
400
Define displacement.
What is the distance between the starting and end points and the direction in which you travel?
400
On a speed graph, the steeper the line on the graph, the ? the motion?
What is the faster the motion?
400
On an acceleration graph, a the line means what?
Its acceleration
400
A car travels 100 m in 5 s. What is its average speed?
Please show your work!
20 m/s
400
Why can we use the same equation (d= vo t + ½ a t2) for freefall and projectile motion?
gravity is the a in both
500
Define acceleration.
a= v/t
500
On a speed graph, the line represents?
how fast it is going
500
What are 3 ways an object can accelerate?
What is speed up, slow down, change direction?
500
If an apple falls from a tree and hits the ground in 3s, how far did it fall?
d= 1/2 a t2
=45 m
500
The horizontal component of a projectile is independent of