science (earth,electricity and heat) Flashcards

1
Q

measurement of average kinetic energy of the particles in a body

A

heat aand temperature

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

all particles of matter are in a state of constant motion

A

kinetic molecular theory of matter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

used to measure temperatures

A

thermometer

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

fundamentl quality of matter

A

temperature

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

discovered farenheit and experimented with an ice salt solution and a thermometer

A

daniel farenheit

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

discovered celsius with pure water

A

anders celsius

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

known as lord kelvin and discovered the temperature scale kelvin

A

wiliam tomson

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

if there is no net flow of thermal energy between them”ballance of transfer of heat”

A

themoequilibrium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

give the formula

farenheit to celsius

A

5/9(f-32)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

give the formula

celsius to farenheit

A

(9/5*c)+32

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

give formula

celsius to kelvin

A

k=c+273.15

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

is a way of heat transfer

A

electromagnetic waves

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

occurs in solid and is direct conduction of heat

A

conduction

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

transfer of heat via electro magnetic waves

A

radiations

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

occurs in liquids and gasses,transferred by the movement of currents

A

convection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

it is the phenomenon observed in all states of matter, process where an object expands with exposure to heat

A

thermal expansion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

amount of heat needed to raise 1 gram to 1 degress celsius

A

specific heat

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

defines the tendency of an object to change it’s dimension

A

thermal expansion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

change of from 1 state of maatter to another

A

phase changes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

solid to liquid

A

melting

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

liquid to solid, molecules slow down

A

freezing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

liquid to gas molecules speed up and if man made heat applied

A

vaporization

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

liquid to gas if natural heat is applied

A

liquid to gas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

gas to liquid, molecules slow down

A

condensation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

solid to gas when molecules speed up

A

sublimation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

point at which solid changes to liquid

A

melting point

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

point at which liquid to gas

A

boiling point

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

point where liquid turns into solid

A

freezing point

26
Q

flow of electrical power/charge

A

electricity

27
Q

discovered the voltaic cell in 1800

A

alessandro volta

28
Q

invented the incandescent lampin 1879

A

thomas edison

29
Q

flow of charged paticles from one region to another

A

electrical current

30
Q

energy gained frrom flow of excess electrons

A

electrical energy

31
Q

all matter is made up of?

A

atoms

32
Q

what is at the senter of each atom and what is the things surronding it

A

nucleus and electrons

33
Q

carries a negative charge and is free moving

A

electrons

34
Q

has no electric charge

A

neutrons

35
Q

has postive charge and is heavier than electrons

A

protons

36
Q

l

direction of current from the postive terminal to the negative

A

conventional

37
Q

direction of current is from negative to positive terminal

A

electron flow

38
Q

guess the formula

If
I==amount of time(A)
T=time(s)
q=number of of charges(C)

A

I=q/t

39
Q

is the unit of measurement for current

A

ampere(A)

40
Q

made significant contributions to electricity

A

andre-maire ampere

41
Q

complete or closed path through which charges flow from 1 terminal to another

A

circuit

42
Q

what consists of source,load and conducting wires

A

simple circuit

43
Q

external work needed to bring a charge fro 1 location to another

A

electric potential difference( voltage)

44
Q

used to measure voltage

A

voltmeter

45
Q

formula for voltage

A

v=work/(q)unit of charge

46
Q

1 volt is equivlent to one?

A

joule per columb(j/c)

47
Q

opposition that a substance offers to the flow of current

A

electrical resistance

48
Q

unit of measurement of resistance

A

ohms(Ω)

49
Q

in a circuit the current(I) varies directly as the potential difference(V) is applied ,inversly the resistance(R) of the conductor

A

Ohm’s law

50
Q

component that regulates the flow of current in circuit

A

resistors

51
Q

other formula for voltage

A

I(current-A)* R(resistance-Ω)=Voltage

52
Q

they can be used world wide

A

circuit diagrams

53
Q

provides only 1 path for the flow of current, if there is a failure or break in any part the circuit would cease to function

A

series circuit

54
Q

provides 2 or more paths for the flow of current,would still work if there is a failure or breakage in any part

A

parallel circuit

55
Q

shaking of rocks underneath the surface

A

earthquakes

56
Q

earthquakes propagate through?

A

seismic waves

57
Q

are vibrations which carry energy away fro the focus and across the surface

A

seismic waves

58
Q

point beneath earth’s surface where rock is under stress triggering the earthquake

A

Focus

59
Q

point directly above the focus

A

epicenter

60
Q

surface that splits during an eathquake

A

faultplane

61
Q

tectonic earthquakes are caused by?

A

faults,plate boundaries

62
Q

volcanic earth quakes are caused by?

A

volcanic eruptions

63
Q

break in earth’s crust

A

fault

64
Q

has moved once in the last 10,000 years

A

active fault

65
Q

no geological activity for the past 10,000 years

A

inactive fault

66
Q

movement is up or down parallel to the dip of the iclined fault

A

dip slip movement