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102 > science ch.1 > Flashcards

science ch.1 Flashcards

1
Q

a process of gathering knowledge about the natural world

A

science

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2
Q

the study of matter and energy

A

physical science

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3
Q

is what everything is made of

A

matter

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4
Q

the ability to do work

A

energy

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5
Q

studies the properties and structures of matter

A

chemistry

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6
Q

study of energy and the way that energy effects matter

A

physics

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7
Q

physical science plays part in other sciences like

A

geology, meteorolgy biology

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8
Q

is a series of steps followed to solve problems

A

scientific method

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9
Q

there are 6 steps in this

A

scientific method

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10
Q

step 1

A

make observation and ask questions

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11
Q

step 2

A

hypothesis

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12
Q

step 4

A

analyzing the results

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13
Q

step 3

A

testing hypothesis

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14
Q

step 6

A

communicate the results

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15
Q

step 5

A

draw conclusion

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16
Q

a piece of information aquired through experiments or observations

A

data

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17
Q

is a represenation of an object or system

A

model

18
Q

three types of

A

models

19
Q

an objects that represents the real thing

A

physical

20
Q

a model made up of mathematical equations and data

A

mathematical

21
Q

a model that explains an idea

A

conceptual

22
Q

an explantion for many hypothesis and observations that have been tested over time

A

theory

23
Q

a summary of many expiremental results and observations

A

law

24
Q

a discribes what happens, a explains what hapens

A

law theory

25
Q

.the metal pan increases in tempature when heat is applied

A

law

26
Q

the metal pan increases in tempature because the

particles move faster when heat is applied

A

theory

27
Q

what does SI stand for

A

international system of units

28
Q

SI is used because

A

it is a simple reliable measurement system becauseit id based on multiples of 10

29
Q

how long something is

A

length

30
Q

the basic SI unit for lenght

A

meter

31
Q

amount of matter in an object

A

mass

32
Q

the basic SI unit for mass

A

kilogram

33
Q

is the amount of space that something accupies

A

volume

34
Q

the basic SI unit for volume

A

liter

35
Q

the basic unit for a solid n volume

A

cubic meters

36
Q

how much matter is in a given volume the formula to find it

A

density

37
Q

density= /

A

mass / volume

38
Q

is a measure of how fast the particles move

A

tempature

39
Q

kelvin and celsius are SI units of

A

tempature

40
Q

water boils at

A

100 c

41
Q

water freezes at

A

0 degrees

42
Q

normal body temp

A

37 degrees c

102 (2 decks)

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