Science Skills Flashcards

1
Q

If a liquid is dense, will it be at the top or bottom

A

bottom

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2
Q

What is the width

A

the side thingy

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3
Q

How do you find perimeter of a square/rectangle

A

How many sides a s/r has

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4
Q

area?

A

length times wiidth

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5
Q

How to change temperature from celcius to ferinheit

A

x times 1.8 plus 32

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6
Q

how to find the average mass of something

A

total mass/how many things there are

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7
Q

metric length

A

meter

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8
Q

metric mass

A

gram

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9
Q

metric volume

A

liter/cm3

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10
Q

x + x

A

2x

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11
Q

x + y =

A

x + y

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12
Q

3x - 2x =

A

x

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13
Q

3x - 2y =

A

3x - 2y

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14
Q

2x times 3x

A

6xy

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15
Q

4x/2x

A

2

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16
Q

4x/2y

17
Q

when two different units are multiplied together, they are separated by a

18
Q

45.01 in scientific notation

A

4.501 x 10 1

19
Q

0.00671 in scientific notation

20
Q

length smallest to greatest

A

micro, milli, centi, dec, Base, Dka, Hec, Km

21
Q

2 instruments to measure length

A

tape measurer, meterstick

22
Q

instruments to measure vol

A

graduated cylinder, beaker, erlynmeyer flask

23
Q

base unit for temperature in metric

24
Q

Why is it important to express units

A

so you know the meanings of the numbers

25
when the decimal moves to the left when converting to scientific notation, it is
positive
26
when the decimal moves to the right when converting to sn, it is
negative
27
when the exponent is positive when converting to standard n, you move to the
right
28
when the exponent is negative when converting to standard n, you move to the
left
29
precision
how consistent the results are when measurements are repated
30
accuracy
how close a measurement is to the true value
31
when doing metric unit conversions, don't forget to put final answer in
scientific notation
32
when doing area, don't for get to put _ after your unit
2