Science Flashcards

1
Q

Anything that has mass and takes up space.

A

matter

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2
Q

Kim puts an ice cube in a beaker and it melts. This is a good example of

______________ a change

A

physical

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3
Q

Which state of matter is made of high energy ions and electrons?

A

Plasma

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4
Q

When a gas turns into a liquid, it is called ___________________.

A

condensation

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5
Q

Freezing point is an example of ___________ property.

A

intensive

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6
Q

The 5th state of matter beyond solid.

A

Bose-Einstein Condensate

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7
Q

What kind of physical property is color?

A

intensive

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8
Q

Is a a rusting bicycle a chemical or physical change?

A

chemical change

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9
Q

Frying an egg a __________ change.

A

chemical

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10
Q

Ability to rust is this type of ____________ property:

A

chemical

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11
Q

Sir Nico noticed an increase of his height. This is an __________ property

A

extensive

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12
Q

Is food digested in the stomach a physical or chemical change?

A

chemical change

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13
Q

What kind of physical property is melting point?

A

intensive

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14
Q

What do you call a change that produces something new?

A

chemical change

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15
Q

Burning leaves a __________ change.

A

chemical

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16
Q

Cutting a log in to small pieces is a _____________ change.

A

physical

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17
Q

Properties that can be measured or observed only when matter undergoes a change to become an entirely different kind of matter.

A

Chemical Properties of Matter

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18
Q

What kind of physical property is hardness?

A

intensive

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19
Q

The scientists who predicted about the 5th state of matter.

A

Satyendra Bose and Albert Einstein

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20
Q

Cooking an egg

A

Endothermic

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21
Q

Is melting butter for popcorn a chemical or physical change?

A

physical change

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22
Q

Roasting a marshmallow is an example of a _________ change.

A

chemical

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23
Q

Any characteristic of a substance that can be observed or measured without changing the substance’s identity.

A

Physical Properties

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24
Q

Release heat is

A

Exothermic

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25
Q

Density, melting point, boiling point:These may all be classified as _________ properties.

A

physical

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26
Q

The ability of a substance to dissolve is called _____________.

A

solubility

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27
Q

What kind of physical property is length?

A

extensive

28
Q

Is glass breaking a chemical or physical change?

A

physical change

29
Q

The amount of space matter takes up.

A

Volume

30
Q

The formation of a precipitate signals a ________________ change.

A

chemical

31
Q

Reactivity is what type of property?

A

Chemical

32
Q

Is hammering wood together to build a house a chemical or physical change?

A

physical change

33
Q

The state of matter in which a substance does not have a definite shape or volume.

A

gas

34
Q

Characteristic of a substance that may be observed when it participates in a chemical reaction.

A

chemical property

35
Q

The state of matter in which a substance has a definite shape and definite volume.

A

solid

36
Q

Properties that do not depend on the identity of substance.

A

Intensive

37
Q

Corroding metal a ____________ change.

A

chemical

38
Q

Dissolving sugar in water is an example of a ____________ change.

A

physical

39
Q

Photosynthesis is an example of a _____________ change.

A

chemical

40
Q

Squeezing oranges to make orange juice a ______________ change.

A

physical

41
Q

What kind of physical property is volume?

A

extensive

42
Q

You mixed two liquids and a precipitate formed, what kind of change occured?

A

Chemical

43
Q

A change where one or more new substances are created.

A

chemical

44
Q

Is sour milk a chemical or physical change?

A

chemical change

45
Q

Freezing Juice is a ____________ change.

A

physical

46
Q

The state of matter in which a substance has a definite volume but no definite shape.

A

liquid

47
Q

What kind of physical property is temperature?

A

intensive

48
Q

When you observe a substance’s color, texture, or state of matter, which type of properties are you most likely assessing?

A

physical properties

49
Q

The amount of matter in an object is a measure of the object’s ________________.

A

mass

50
Q

What kind of physical property is mass?

A

extensive

51
Q

Melting ice cream a _______ change.

A

physical

52
Q

You place an iron nail in a beaker of acid. It starts to bubble and produce a gas. What type of property is likely being demonstrated by the reaction?

A

chemical property

53
Q

Which type of change can be reversed?

A

physical change

54
Q

What kind of physical property is melting point?

A

intensive

55
Q

Burning a candle is an example of a ___________ change.

A

chemical

56
Q

Properties that do not depend on the identity of substance.

A

Intensive

57
Q

Ability to rust is this type of ____________ property:

A

chemical

58
Q

Squeezing oranges to make orange juice a ______________ change.

A

physical

59
Q

Baking a cake would be an example of a _________ change.

A

chemical

60
Q

What kind of physical property is color?

A

intensive

61
Q

The state of matter in which a substance has a definite shape and definite volume.

A

solid

62
Q

Properties of matter that can be measured or observed without changing the basic nature of the matter.

A

Physical properties

63
Q

Hand warmer

A

Exothermic

64
Q

Heat pads

A

Endothermic

65
Q

Photosynthesis

A

Endothermic