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Flashcards in Physics Deck (44)
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0
Q

Alloy

A

Metallic mixture of two different elements

1
Q

Acoustics

A

Study of mechanical waves

2
Q

Ampere

A

Unit of electric current

3
Q

Angstrom

A

One ten billionth of a meter

4
Q

Astronomical unit

A

Distance from earth to the sun

5
Q

Background radiation

A

Ionizing radiation that is always present in earth’s atmosphere

6
Q

Binary star

A

Star system with two stars orbiting around each other

7
Q

Boson

A

Fundamental particle

8
Q

Adhesion

A

Tendency for different types of particles to cling together

9
Q

Cohesion

A

Tendency for like particles to cling together

10
Q

Density

A

Mass per volume

11
Q

Displacement

A

Fluid moving out of the way when an object is placed in it

12
Q

Endothermic

A

Reaction in which the system absorbs energy from its surroundings

13
Q

Exothermic

A

Reaction in which the system releases energy

14
Q

Farad

A

Unit of capacitance

15
Q

Fission

A

Process in which the nucleus of an atom splits into smaller parts

16
Q

Force

A

Mass x acceleration

17
Q

Fusion

A

Process in which multiple atomic nuclei join to create a larger nucleus

18
Q

Gamma ray

A

Electromagnetic radiation of high frequency

19
Q

General relativity

A

Einstein’s theory of gravitation

20
Q

Hertz

A

Unit of frequency, defined as cycles per second

21
Q

Joule

A

Unit of heat

22
Q

Momentum

A

Mass x velocity

23
Q

Neutrino

A

Neutral elementary particle

24
Q

Ohm

A

Unit of electrical resistance

25
Q

Photon

A

Elementary particle of light

26
Q

Pneumatics

A

Application of pressurized gas to affect motion

27
Q

Pressure

A

Ratio of force to area

28
Q

Quantum mechanics

A

Physics dealing with atomic and subatomic particles

29
Q

Supernova

A

Explosion of a star

30
Q

Transducer

A

Device that converts energy from one form to another

31
Q

Uncertainty principle

A

Principle that the position and momentum of a particle cannot be simultaneously known

32
Q

Watt

A

Unit of power

33
Q

Vacuum

A

Space that is empty of matter

68
Q

Andre-Marie ampere

A

French Founder of classical electromagnetism

69
Q

Archimedes

A

Hydrostatics

70
Q

Antoine Henri becquerel

A

Helped discover radioactivity

71
Q

Daniel Bernoulli

A

Fluid dynamics

72
Q

Niels Bohr

A

Contributed to quantum mechanics

73
Q

Michael faraday

A

Electromagnetism

74
Q

Enrico fermi

A

Developed the nuclear reactor

75
Q

Werner Heisenberg

A

Credited for creating quantum mechanics

76
Q

Max Planck

A

Came up with quantum theory

77
Q

Nikola tesla

A

Contributions to alternating current electricity