Title: Jeopardy template
1Answer must in Q form V holds the final right
for the answer
Force
Friction
Grace under Pressure
Blackout
Steel Wheels
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2What is the SI unit for speed?
3m/s ?
4push or a pull that always acts on an object
5What is force ?
6the force of attraction between two objects
7What is gravity ?
8Name the two factors that determine speed
9What are distance and time ?
10A golf ball that is hit straight down the fairway
hits the ground, and it rolls a long way. Why
doesn't it continue to roll forever?
11Friction eventually stops the ball
12The force of gravity is greater between two
objects that have what?
13have greater masses ?
14To produce change in motion, a force must be a(n)
Double points
15What is unbalanced force ?
16What is the difference between speed and
velocity?
17What are Velocity has direction, and speed does
not.
18Give a simple example of something that best
represents force
19a push or a pull acting on an object - examples
.
20When a teacher tries pushing a large desk slowly
across the classroom floor, but the large desk
will not move, what is keeping the desk from
moving?
21What is static friction ?
22speed of an object in a particular direction
23What is velocity ?
24A force that opposes motion between two surfaces
is ____________________?
25What is friction
26What can cause a change in speed, direction, or
both?
27What is unbalanced forces ?
28What is a force that opposes motion between two
surfaces that are in contact?
29What is friction
30When a clock with moving hands is running, are
the hands of the clock accelerating? Explain
31Yes, they are accelerating, because they are
constantly changing direction, even though their
speed is the same all the time.
32What are the two factors that determine the
amount of friction?
33What are the force and the roughness of the
surfaces
34A hikers initial speed at the bottom of the hill
is 1.8 m/s and 1.5 m/s when the hiker reaches the
top. It took the hiker 180 s to climb the hill.
Explain how to calculate the hikers
acceleration, including whether it would be
positive or negative.
Double points
35Subtract 1.8 m/s from 1.5 m/s. 1.5 1.8 - .3
Divide that by the 180 seconds that it took the
hiker to get to the top of the hill. -.3 / 180
- .00166 m/s/s up We know the answer will be
negative, because the final speed is slower than
the initial speed.
36Give an example that illustrates an object being
opposed by static friction?
37What is a worker pushing on a non-moving box ?
38Give an example of an something where friction is
helpful? Give an example of an activity where
friction is harmful?
39What are car tires moving a car
forward Brakes stopping a car -car engine parts
wearing out -Wallet wearing out a pocket in pants
40What distinguishes the measurement of speed from
that of velocity and acceleration?
Double points
41Speed does not involve direction. Both velocity
and acceleration do include direction. ?
42Friction occurs because of
43A the roughness of any objects surface
44Two forces act on an object. One force has a
magnitude of 20 N and is directed toward the
north. The other has a magnitude of 15 N
directed toward the south. The object experiences
a net force of.
45What is 5 N north ?
46Forces on an object are combined to determine the
____________________ on that object.
47What is net force ?
48The newton is the SI unit of ____________________.
49What is force ?
50A force that always acts to oppose motion is
____________________.
51What is friction
52Answer must in Q form V holds the final right
for the answer
Force
Friction
Grace under Pressure
Blackout
Steel Wheels
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