PHYSICS Flashcards

1
Q

average kinetic energy

A

Temperature

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2
Q

raise 1 pound of water to 1 fahrenheit

A

BTU

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3
Q

sum total of energy in system

A

Internal heat

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4
Q

increase 1g by 1°C

A

Specific Heat

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5
Q

the greater specific heat…..

A

the greater heat capacity

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6
Q

nuclear power

A

nuclear fission

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7
Q

Discovers Radioactivity.

A

Bacquerel

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8
Q

commonly used to increase or decrease the supply voltage without a change in the frequency of AC between circuits

A

transformer

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9
Q

An accelerated frame is a non-inertial frame

True or False?

A

True

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10
Q

the speed of light is constant in an INERTIAL FRAME

A

True

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11
Q

What happens when light enters a medium

A

speed and wavelength change

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12
Q

Electric motor

A

Electrical to mechanical

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13
Q

number of oscillation per unit time

A

Frequency

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14
Q

how are X-rays generated

By colliding electrons with a metal target

By passing electricity through a gas

By heating a tungsten filament

By using permanent magnets

A

By colliding electrons with a metal target

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15
Q

how photovoltaic generate electricity

A

use of semiconductor

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16
Q

sector that consumes most energy

A

industry

17
Q

Alternative Fuel Sources are made up of ____

A

Gases

18
Q

Power that produces more energy that uses by Philippines

A

Hydropower

19
Q

relative measure of hotness and coldness

A

Temperature

20
Q

Internal energy in transit

A

Heat

21
Q

Smallest unit of Temperature

A

Fahrenheit

22
Q

Largest unit of heat

A

Kilocalorie

23
Q

Direction of natural processes

A

Change in entropy
(second law)

24
Q

Uses electromagnetic induction

A

Transformer

25
Q

Less energy loss

A

AC

26
Q

AC TO DC

A

Rectifier

27
Q

DC to AC

A

Inverter

28
Q

use by most of power plants

A

AC

29
Q

MAGNET

NO ATTRACTION

A

Diamagnet

30
Q

MAGNET

Feebly attracted

A

Paramagnet

31
Q

MAGNET

Strongly attracted

A

Ferromagnet

32
Q

where is magnetic strongest

A

Inside and near pole

33
Q

strength of magnetic field change with distance

A

inverse-square law

34
Q

Both acid and base can conduct electricity

true or false

A

True

35
Q

processes that can cause DECOMPOSITION

A

Autolysis and putrefaction