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IB Sports Newtons Law, Levers, Fluid Mechanics Flashcards | StudBud
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IB Sports Newtons Law, Levers, Fluid Mechanics
IB Sports Newtons Law, Levers, Fluid Mechanics
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Test your understanding of Newton's Laws with questions on inertia, force, and motion
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42 cards
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1
Which statement about direction in vectors is true?
All directions are positive
Left and right add up
Directions can cancel out
Direction doesnt matter
2
What is fluid mechanics in sports?
Study of movement through air/water
Aerobic respiration
Internal motion
Study of blood pressure
3
What does Newtons Third Law State?
Every action has an equal and opposite reaction
Mass never changes
Force equals speed
Motion is constant
4
What do kinetics study?
Rotation
Forces that cause motion
Velocities
Displacement
5
In the example of a 100m race in 20s, the velocity is...
2 m/s
5 m/s
10 m/s
20 m/s
6
What is torque?
Distance moved
Rotational energy
Force that causes rotation
Gravitational pull
7
How is position typically measured?
In time intervals
With coordinates
As Velocity
In Kg
8
Newton’s Laws can be applied to understand...
Singing
Cooking
Sports movement
Painting
9
Which best defines distance?
Shortest route from origin
Total path traveled
Time taken to move
Direction of Motion
10
According to Newtons Second Law, a heavier object will...
Move in circles
Have more energy
Fall Faster
Accelerate slower
11
What are levers used for in the body?
To stop blood flow
To move loads with efficiency
To transmit energy
To conserve heat
12
What is conserved in ideal collisions?
Momentum
Force
Velocity
Energy loss
13
What is an example of angular motion?
Motion in a straight line
Swinging a golf club
Rowing in a line
Driving straight
14
What is angular motion?
Motion in a straight line
Random movement
Downward force
Motion around an axis
15
What does Newtons First Law state
Object accelerates indefinitely
An object stays at rest or in motion unless acted upon
Action equals reaction
Force equals acceleration
16
Which of the following an example or curvilinear motion?
Lifting weights
Walking
Bicep Curl
Throwing a ball
17
What does Newtons Second Law relate?
Force, mass, acceleration
Mass and velocity
Momentum and distance
Energy and speed
18
If velocity changes by 6m/s in 3 seconds, acceleration is...
3 m/s ^2
6 m/s^2
2 m/s ^2
1.5 m/s^2
19
What is velocity?
Distance over time
Speed
Displacement over time with direction
Time multiplied by force
20
In sports, friction is needed to...
Float in air
Stop or grip surfaces
Slow performance
Lose energy
21
Which is a scalar quantity?
-10 m/s
10 m/s North
10 kg
15 m/s Left
22
If you walk 5 km and your destination is 2 km from the start, your displacement is...
0km
2km
3km
5km
23
What is Kinematics the study of?
Motion
Friction
Fluid Movement
Muscle Strength
24
What do Newton's Laws primarily govern?
Motion of Objects
Sound Waves
Chemistry
Thermodynamic
25
What type of movement is a bicep curl?
Angular
Curcilinear
Random
Linear
26
What do collisions involve?
Rotation
Forceful contact between objects
Sound waves
Wind flow
27
In Newtons Third Law, the reaction force is...
Ewual and opposite
Opposite and smaller
Delayed and weaker
Same direction and smaller
28
What is work in physics?
Velocity times speed
Force times displacement
Mass times acceleration
Energy over mass
29
Which factor affects projectile motion?
Momentum loss
Initial conditions
Friction only
Sound
30
What is acceleration
Displacement per distance
Change in velocity over time
Force multiplied by mass
Increase in mass
31
What is speed?
Size of velocity without direction
Displacement over force
Velocity squared
Acceleration over distance
32
Which is a part of a lever?
Pulley
Arm
Fulcrum
Chain
33
What is mechanical advantage?
Leverage over time
Amount of torque
Moving faster with energy
Ratio of effort arm to load arm
34
Which best defines displacement
Speed over time
Total ground covered
The acceleration
Change in position from origin
35
What is the formula for Newtons Second Law?
F=MV
F=MA
A=M/F
V=F/M
36
What kind of motion includes both linear and angular?
Curved
Circular
Elastic
General
37
What is a vector?
Measurement with size and direction
Speed only
Mass with position
Measurement without size
38
If a bicep curl has an angular displacement of 150°, what does this mean?
The joint rotated 150°
The weight moved 150 kg
The curl lasted 150 seconds
The arm moved 150 meters
39
If the angular velocity is 300°/s and the arm length is 30 cm, the hand speed is...
157 cm/s
450 cm/s
30 m/s
3 m/s
40
What is Inertia
The rate of rotation
The resistance to a change in motion
The speed of an object
The ability to accelerate
41
Power is defined as...
Force times mass
Work over time
Energy over distance
Displacement over speed
42
What is friction?
Downward force
Motion enhancer
Resistance to motion between surfaces
Centripetal force
