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Physics P1 Flashcards | StudBud
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Physics P1
Physics P1
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1
Where would a rollercoaster have the least kinetic energy?
In the loops
Halfway down a tall hill
At the top of the tallest hill
At the bottom of the tallest hill
2
Where would a rollercoaster have the MOST potential energy?
At the end of a loop
At the top of the largest hill
At the bottom of the tallest hill
At the very end of the rollercoaster
3
Which best describes what a renewable resources is?
it can be replenished at a similar rate to consumption
limited resources such as fossil fuels
resources that cannot be polluted or damaged
it cannot be replenished as it is being used
4
Which equation is Hookes Law?
PE=mgh
PE=(1/2)kx^2
f=1/t
F=-Kx
5
What do you have if you get headaches, fatigue, and pain from the radiation of cell phones?
Electromagnetic Hypersensitivity
Hypochondria
Carnophobia
Otitis Media
6
Cosmic Background Radiation comes from
The Big Bang
Microwave Ovens
Galaxies
Stars
7
A good example of radiation is ____________.
bacon frying in a pan
a thunderstorm
air conditioner
a fire warming a room
8
Why does point C have the most potential energy?
It's traveling the fastest
It has the most mass
It is the highest off the ground
9
Which type of radiation is only stopped by thick lead?
Beta
Gamma
Alpha
10
For Physics is there a power of Electrical power.
True
False
11
Velocity/time graphs measure what?
Speed over time
Time over velocity
Distance over time
Velocity over time
12
What is the equation for MOMENTS?
Moment = Force / Mass
Moment = Force x Distance Moved
Moment = Force / Distance Moved
Moment = Force x Mass
13
What are the three newtons laws
Acceleration, friction, speed
Inertia, acceleration, action and reaction
Gravity, action and reaction, force
Force, balance, motion
14
Are forests renewable or nonrenewable resources?
nonrenewable
renewable
15
If ∑clockwise moments = ∑anticlockwise moments, what happens?
No movement
Clockwise rotation
Anticlockwise rotation
16
Fill in the Blank: Kinetic energy is defined as energy in ____________.
Florida
Motion
Stored
Physics
17
What are some forms of energy?
Heat and Mechanical
Sound and Heat
Light and Sound
All of these are energy
18
Velocity time graphs
13 s
24 s
20 s
36 s
19
Which type of electromagnetic radiation is used to sterilise food?
micro waves
Gamma
Alpha
Beta
20
Does radiation requires matter to travel through?
maybe
it depends how much heat
Nope
yes it does.
21
Which ball has more potential energy?
Green
Blue
22
How can you increase the potential energy of a bow an arrow?
Pull it Back
Knock the Arrow
Fire It
23
How are renewable and non-renewable resources different?
renewable can be replaced in our lifetime
both can be replaced in our lifetime
non-renewable can be replaced in our lifetime
neither can be replaced in our lifetime
24
Who Invented Hookes Law?
Robert Hooke
Robbert Hooke
Roberto hooke
Roberrt Hooke
25
Fill in the Blank: Potential energy is referred to as ___________ energy.
Kinetic
Mechanical
Motion
Stored
26
State Hookes Law
Current meeting at a point adds together
Any force on a material causes a deformation
Force needed to compress a spring proportional to distance
Force to extend a spring is proportional to distance
27
Which type of radiation has a mass of 4 units and a charge of +2?
Gamma
Alpha
Beta
28
What are the units for moments
Metres
Newtons
Newton centimetres
Newton Metres (Nm)
29
Newtons Second Law?
Action Reaction
Uniform Motion (Inertia)
Cookies
Accelerated Motion (F=ma)
30
Which of these is a form of Kinetic Energy?
Gravitational
Nuclear
Chemical
Thermal or Heat
31
How do you INCREASE kinetic energy?
move higher
move faster
move slower
decrease mass
32
Which type of radiation can pass through paper?
Alpha
Beta
Gamma
33
What is power (in terms of physics)?
The ability to do something in a particular way.
Physical strength of an individual.
How quickly energy is added/emitted y an object.
Energy at a single point in time.
34
Newtons First Law?
Accelerated Motion (F=ma)
Action Reaction
Uniform Motion (Inertia)
Cookies
35
The forms of energy are
sound, mechanical, light, kinetic,
mehanical, thermal, friction, light, sound
electricity, thermal, sound, light, mechanical
thermal, light, sound, gravity
36
If the moments are balanced, what is the missing mass?
50kg
7kg
140Kg
14Kg
37
Power physics definition??
Is the amount of energy transferred or converted per unit time
Is the amount of energy retained or converted per unit time
No you!
DARN YOU PHYSICS!!!!
38
Newtons 3rd Law
Law of Metaphysical Conceit
Law of Inertia
Gravity
For every action there is an equal and opposite reaction
39
What happens to Kinetic Energy as Potential Energy is decreased?
Increases
It stays the same
Decreases
