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What is physics? Flashcards | StudBud
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What is physics?
What is physics?
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1
How can you tell if an object is in motion?
The position will change in relation to other objects
It will remain in the same position
The object will look different
You can see the differences
2
Physics is defined as the study of…
Physical science
Matter and energy and their relationship
Congestion waves
Thermodynamics
3
Which problem is most likely to require the expertise of a physicist?
The way air pollution affects levels of solar radiation
The best way to remove mold from bathroom tiles
The way hurricane winds damage buildings
The decline of water quality in lakes and rivers
4
The acceleration of gravity on earth is…
9,8m/s/s
None of the other answers
0,9m/s/s
89m/s/s
5
Physics does not use any math
True
False
6
Which of the following leads to traffic jams when there is no accident or obstruction?
Congestion waves
Construction delays
Animals in the roadway
Computer models
7
The incandescent bulb is… to produce light
the best way
a wasteful way
the only way
the safest way
8
Which of these subjects belong to the study of physics?
Geology and acoustics
Mechanics and economics
Thermodynamics and botany
Acoustics and mechanics
9
A room with several incandescent light bulbs burning would be … than a similar room with one
darker
more efficient
slightly colder
slightly warmer
10
Physics is all about studying the laws and rules of…
Animals
Planets
Atmosphères
Matter
11
What does the word incandescent mean?
Glass
Radiating heat
A constant flow of electrons
Emitting light as a result of being heated
12
Why do you lean towards the left when a car turns right?
Velocity
Inertia
Gravity
Buoyancy
13
Which of Newton’s laws describes the amount of force applied to accelerate the mass of an object?
3rd law
4th law
1st law
2nd law
14
Acceleration is the same thing as velocity
True
False
15
The first law of thermodynamics states that energy cannot…
Be destroyed without energy
Be destroyed buy only transformed into matter
Be created without matter
Be created or destroyed but only transformed
