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Final Flashcards

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Biology 101 flashcards
1
Q

Occurs when the surface particles of a solid gain enough energy that they form a gas

A

Sublimation

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2
Q

What are examples of amorphous solids

A

Plastics, rubber, and glass

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3
Q

Matter with a definite shape and a definite volume

A

Solid

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4
Q

What are some crystalline solids

A

Salt, sugar, and snow

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5
Q

A liquid is a example of this in the meaning is a “substance that flows”

A

Fluid

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6
Q

What is the freezing point

A

0C

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7
Q

The result of an inward pull among the molecules of a liquid that brings the molecules on the surface closer together. Also a property of liquids

A

Surface tension

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8
Q

The change in state from a solid to a liquid

A

Melting

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9
Q

Has a definite volume but no shape of its own

A

Liquid

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10
Q

Occurs when a liquid changes to a gas below its surface as well as at the surface

A

Boiling

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11
Q

Can change volume very easily

A

Gas

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12
Q

In many cells the particles from a regular repeating pattern. These parents create crystals. Solids that are made up of crystals are called

A

Crystalline solid

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13
Q

What is the temperature of the boiling point

A

100C

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14
Q

What is in most pure substances, melting occurs at a characteristic temperature called

A

Melting Point

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15
Q

What is the temperature at which a liquid boils called

A

Boiling point

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16
Q

The total potential and kinetic energy of the particles in an object

A

Thermal energy

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17
Q

The change in state from a gas to a liquid

A

Condensation

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18
Q

Occurs when a solid object moves through a fluid

A

Fluid friction

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19
Q

Vaporization that takes place only on the surface of a liquid

A

Evaporation

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20
Q

Another property of a liquid. It depends on the size and shape of its particles in the attractions between the particles.

A

Viscosity

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21
Q

What is the formula for average speed

A

Average speed=distance/time

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23
Q

What is CER

A

Claim
Evidence
Reasoning

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24
Q

A gas changing into a solid without going through a liquid

A

Deposition

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25
Q

What is the Melting point

A

0C

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26
Q

The change from a liquid to a solid

A

Freezing

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27
Q

The state in which one objects distance from another is changing

A

Motion

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28
Q

A place or object used for comparison to determine if something is in motion

A

Reference point

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29
Q

The length of a path between two points

A

Distance

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30
Q

What is the momentum formula

A

Momentum=Mass x Velocity

31
Q

The length and directions that an object has moved from its starting point

A

Displacement

31
Q

What are examples of vectors

A

Displacement, Velocity, acceleration, and force

32
Q

Of an object is the distance the object travels per unit of time

A

Speed

33
Q

Of the gas is the force of its outward push divided by the area of the walls of the container

A

Pressure

33
Q

What is the speed equation

A

Speed=Distance/Time

35
Q

When the speed of an object remains the same it does not increase or decrease

A

Constant speed

37
Q

A quantity that consist of both a magnitude and direction

A

Vector

38
Q

The particles are not arranged in a regular pattern

A

Amorphous solids

40
Q

Speed in a given direction

A

Velocity

41
Q

The steepness of a line on a graph

A

Slope

42
Q

What is the slope equation

A

Slope=Rise/Run

43
Q

The rate at which velocity changes with time

A

Acceleration

44
Q

What is the acceleration equation

A

Acceleration=Final Velocity-Initial Velocity/Time

45
Q

It is the rate at which an object slows down

A

Deceleration

46
Q

The ability to do work or cause change

A

Energy

47
Q

The energy and object has due to its motion

A

Kinetic energy

48
Q

Stored energy that results from the position or shape of an object

A

Potential energy

49
Q

The absence of outside forces, the total momentum of objects that interact does not change

A

Law of conservation of Momentum

50
Q

A push or a pull

A

Force

51
Q

Inertia. Objects in motion stay in motion, objects at rest stays at rest, and lots an outside force acts upon

A

Newtons first law

52
Q

More massive things need more force to move. The more you speed something up “the more acceleration”, the more force it takes.

A

Newton’s second law

53
Q

The combination of all forces acting on an object

A

Net force

54
Q

Will cause the velocity of an object to change. The object to speed up, slow down, or change direction

A

Unbalanced forces

55
Q

The SI unit for the magnitude, or strength, of a force

A

Newton

56
Q

Equal forces acting on one object in opposite directions

A

Balanced forces

57
Q

A force that two surfaces excerpt on each other when they rub against each other

A

Friction

58
Q

For every action, there is an equal and opposite reaction

A

Newtons third law

59
Q

The friction that acts on objects that are not moving

A

Static friction

60
Q

Occurs when two solid surfaces slide over each other

A

Sliding friction

62
Q

What is the strongest friction and what is the weakest friction?

A

Static Friction, Fluid Friction

63
Q

A force that pulls objects toward each other

A

Gravity

64
Q

The measure of the amount of matter in an object is

A

Mass

65
Q

The gravitational force exerted on a person or object at the surface of a planet is known as

A

Weight

66
Q

What is the weight formula

A

Weight=Mass x Acceleration due to gravity

67
Q

When the only force acting on an object is gravity, the object is said to be in

A

Free fall

68
Q

A type of fluid friction and it acts on objects falling through air

A

Air resistance

69
Q

The change from a liquid to a gass

A

Vaporization

70
Q

In object that is thrown

A

Projectile

71
Q

The tendency of an object to resist a change in motion

A

Inertia

72
Q

A characteristic of a moving object that depends on both the mass and velocity of the object

A

Momentum

73
Q

When an object rolls across a surface

A

Rolling friction

74
Q

A change in a substance that does not change its identity

A

Physical change

75
Q

A change in which one or more substances combine or break apart to form new substances

A

Chemical change

Science (3 decks)

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