Intro Flashcards

(37 cards)

1
Q

What is a bar graph?

A

compares a set of measurements or changes

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2
Q

What is a circle graph?

A

show percentages relating to a whole

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3
Q

What is a line graph?

A

shows changes that occur in related variables

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4
Q

Whats the best thing about a line graph

A

it shows data not collected

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5
Q

the x axis shows the……

A

independent variable

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6
Q

what does the slope change

A

ratio of change

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7
Q

What is the Unit for Length

A

Meter

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8
Q

what is the Unit for mass

A

Kilogram

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9
Q

what is the Unit for temp

A

kelvin

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10
Q

what is the Unit for time

A

second

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11
Q

what is the Unit for luminous intesity

A

candela

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12
Q

what is the Unit for substance

A

moles

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13
Q

what is the Unit for area

A

square meter

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14
Q

what is the Unit for volume

A

cubic meter

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15
Q

what is the Unit for desnity

A

kilogramsw

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16
Q

what is the Unit for energy

17
Q

8.95 x 10^-3

18
Q

what is the scientific notation of 34,000

19
Q

how many decimal points will this answer have

12.6 + 24 + 2.892

20
Q

what’s the rule for adding and subtracting in science

A

your answer can only show the number of decimals as the measurement having the least amount

21
Q

when multiplying or dividing in science what’s the rule

A

only show as many significant digits ass the multiplied or divided measurement with the least amount of significant numbers

22
Q

how many significant digits will you rnumber have if it is
103 x 14

23
Q

How many significant digits - 25

24
Q

How many significant digits - 505.70050

25
How many significant digits - 0.004000
4
26
steps of the scientific method
1. State Your Method 2. Gather Info 3. Hypothesis 4. Test your variables and contorls 5. analyze your data and conclude 6. give your results
27
what is the variable that you change
independent
28
what is the variable that will be changed based on the manipulated
dependant
29
thing that can remains the same within an expeiment
constant
30
what is it called when technolody depends on science and science depends on technology
interdepenant
31
the way you execute expeirments in science
scientific methods
32
able to be tested
hypothesis
33
your idea of what the outcome of the expeirments based on prior knowledge
hypothesis
34
a visual way to measure datat
graph
35
.
.
36
the thing you change
independant
37
something that takes up space and time
matter