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Transcript
Forces
Balanced vs
Unbalanced
Net Force
Speed
Velocity
Acceleration
Graphs
Newton’s
Laws of
Motion
100
100
100
100
100
200
200
200
200
200
300
300
300
300
300
400
400
400
400
400
500
500
500
500
500
Balanced vs Unbalanced
Prompt 100 Points
When one force is greater
than another, we say the
forces are
Categories
Balanced vs Unbalanced
100 Points
Unbalanced
Categories
Balanced vs Unbalanced
200 Points
A book sits at rest on a
table. The forces acting on
the book are….
Categories
Balanced vs Unbalanced
200 Points
Balanced
Categories
Balanced vs Unbalanced
300 Points
A car pulls up to a red light. As the car
slows down the forces become...
A. Frictional
B. Balanced
C. Unbalanced
Categories
Balanced vs Unbalanced
300 Points
Balanced
Categories
Balanced vs Unbalanced
400 Points
Unbalanced forces cause
objects to ….
Categories
Balanced vs Unbalanced
400 Points
Accelerate, change speed
and/or direction
Categories
MINERALS
500 Points
A space probe traveling through
outer space has balanced forces
acting on it. How is this possible
since the space probe is in motion?
Categories
Balanced vs Unbalanced
500 Points
The space probe is
moving at a constant
speed.
Categories
Net Force
100 Points
What is the net force acting
on the box?
Categories
Net Force
100 Points
5N – 5N = 0N
Net Force = 0 Newtons
Categories
Net Force
200 Points
What is the net force acting on the couch?
Categories
Net Force
200 Points
25N + 20N = 45 N
Categories
Net Force
300 Points
What is the net force acting on the cart
and what direction will it accelerate?
Categories
Net Force
300 Points
4N+4N=8N
8N-3N=5N
Net Force = 5 Newtons to the
right
Categories
Net Force
400 Points
What is the net force acting on the box and
which direction will the object accelerate?
Categories
Net Force
400 Points
100 N, up
Categories
Net Force
500 Points
Which diagram shows a greater net force?
Which direction will the box accelerate?
Categories
Net Force
500 Points
Diagram A, box will
accelerate to the right
Categories
Speed, Velocity, Acceleration
100 Points
A motorcycle travels 40 mi/hr
northwest.
Is this an example of speed, velocity,
or acceleration?
Categories
Speed, Velocity, Acceleration
100 Points
Velocity
Categories
Speed, Velocity, Acceleration
200 Points
An airplane traveling 200 km/hr
slows as it approaches the ground.
Is this an example of speed,
velocity, or acceleration?
Categories
Speed, Velocity, Acceleration
200 Points
Negative acceleration
Categories
Speed, Velocity, Acceleration
300 Points
Which of the following do you need to
find an object’s velocity?
A. Distance and Time
B. Distance, Mass, and Time
C. Distance, Time, and Direction
Categories
Speed, Velocity, Acceleration
300 Points
C. Distance, Time, and
Direction
Categories
Speed, Velocity, Acceleration
400 Points
What is acceleration?
(Give the full definition.)
Categories
Speed, Velocity, Acceleration
400 Points
Acceleration is a change in
speed, direction, and/or both.
Categories
Speed, Velocity, Acceleration
500 Points
What does this picture illustrate?
Speed, Velocity, or Acceleration? Explain.
Categories
Speed, Velocity, Acceleration
500 Points
Acceleration; the jumper
is changing direction and
possibly speed
Categories
Graphs
100 Points
Describe the object’s motion in the distance
vs time graph.
Categories
Graphs
100 Points
Constant Speed
Categories
Graphs
200 Points
Who is traveling the fastest?
Categories
Graphs
200 Points
Biker, steeper slope
Categories
Graphs
300 Points
What does the horizontal line represent in the
distance vs time graph?
Categories
Graphs
300 Points
Object is at rest, no
motion
Categories
Graphs
400 Points
Between which 2 points is the bus slowing down?
Categories
Graphs
400 Points
B and C
Categories
Graphs
500 Points
Between which 2 points does the bus come
to a stop?
Categories
Graphs
500 Points
C and D
Categories
Newton’s Laws of Motion
100 Points
Newton’s 1st Law of Motion is also known as the
law of ___
A. Action-Reaction
B.
Inertia
C.
Force and Acceleration
Categories
Newton’s Laws of Motion
100 Points
Inertia
Categories
Newton’s Laws of Motion
200 Points
Which law of motion (1,2 or 3) does the
picture represent? Why?
Categories
Newton’s Laws of Motion
200 Points
3rd law, air coming out=action;
balloon going in opposite
direction=reaction
Categories
Newton’s Laws of Motion
300 Points
When a car suddenly comes to a stop, a
lunch bag lying in the back seat will move
forward. Why?
Categories
Newton’s Laws of Motion
300 Points
The lunch bag’s inertia will
cause it to continue moving.
Categories
Newton’s Laws of Motion
400 Points
How much force is needed to accelerate
a 6 kg box at a rate of
0.5 m/s2?
Force = mass x acceleration
Categories
Newton’s Laws of Motion
400 Points
Net Force = 3 Newtons
Categories
Newton’s Laws of Motion
500 Points
If a force of 25 Newtons is applied to all 3 of
the objects below, which one will have the most
acceleration? Why?
Object
Mass
Object X
36 kg
Object Y
21 kg
Object Z
44 kg
Categories
Newton’s Laws of Motion
500 Points
Object Y, least mass
Categories