And Answers| Updated 2026/2027|
If the speed of a car does not change The car is traveling at _____________
___________. - ANSWER -constant speed
If a cyclist travels 20km in half an hour, how far will she travel in 2 hours? -
ANSWER -80 km
Coach O'Neal runs his first km in 5 minutes, his second km in 5 minutes, and his
last two km in 10 minutes. What is his average speed? - ANSWER -0.2km/min
If a toy car is moving 10m/s east and a second toy car is moving 10m/s west. The
toy cars have the _________________ velocity. - ANSWER -opposite/different
Average speed equals total distance divided by... - ANSWER -total time
A train travels 100km in 4 hours. What is its average speed? - ANSWER -25
km/hour
How far will Mrs. Luce travel if she bikes 20km/hr for 4 hours? - ANSWER -80
km
In a graph of speed vs time, what does a linear slope indicate? - ANSWER -
constant acceleration
What is the rate of acceleration of gravity? - ANSWER -9.8m/s^2
In a graph of speed vs time, what does a horizontal line indicate? - ANSWER -
constant speed
Acceleration has both magnitude and direction, therefore it is a(n)
______________. - ANSWER -vector
A change in velocity is called ___________. - ANSWER -acceleration
, When an object slows down it is experiencing _____________ acceleration. -
ANSWER -negative
Ms. Blanc is at a red light. She is the challenged to a race by Mr. Wendl. When the
light turns green she accelerates to 24 m/s in 3 seconds. What is her rate of
acceleration? - ANSWER -8 m/s^2
Mrs. Luce is skating down hill on Jaggers penny board at 11m/s. She sees a cat in
the road and brakes to a stop in 3 seconds. What is her rate of acceleration? -
ANSWER --3.67m/s^2
Speeding up, slowing down, and changing direction are all examples of
_______________. - ANSWER -acceration
Force is any __________ or __________on an object. - ANSWER -push; pull
Forces are not only described in how strong something is but also in what
___________________. - ANSWER -direction
When forces act in the same direction they _______________ to make a stronger
force and when they act in opposite directions they _______________from each
other to make a weaker force - ANSWER -combine; subtract
Forces are _____________. - ANSWER -vectors
We combine forces through _______________ _______________. - ANSWER -
vector addition
The overall force after adding the forces together is called _______
____________. - ANSWER -net force
When unbalanced forces act on an object the object will begin _____________ or
its motion will __________. - ANSWER -moving; change
Unbalanced forces cause ____________. - ANSWER -motion
When balanced forces act together the objects motion ____________ __________
________________. - ANSWER -will not change