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Gen physics Quiz 1 > Scientific notation, Units Line, Powers Of Ten, Terminologies > Flashcards

Scientific notation, Units Line, Powers Of Ten, Terminologies Flashcards

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1
Q

is a convenient way of expressing very large or very small numbers

A

scientific notation

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2
Q

scientific notation is also known as

A

powers - of - ten notation

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3
Q

contains the number before the base.

A

coefficient

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4
Q

is the part of the logarithm that follows the decimal point

A

mantissa

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5
Q

The base is always equal to

A

10

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6
Q

It is always equal to 10

A

base

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7
Q

Can be positive or negative

A

Exponent

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8
Q

The number scientific notation if it is written in the form

A

a x 10^n

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9
Q

where ____ and n is an ____. This means that a can be _____.

A

1 ≤ a <10

integer

equal to or greater than 1 but less than 0

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10
Q

Express in scientific notation.

16 000

A

1.6 x 10^4

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11
Q

384 x 10^-5

A

3.84 x 10^-3

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12
Q

104 000 000

A

1.04 x 10^8

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13
Q

960 x 10^6

A

9.60 x 10^8

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14
Q

0.000 000 63

A

6.3 x 10^-7

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15
Q

0.001 994

A

1.994 x 10^-3

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16
Q

Write each of the following in standard form.

  1. 58 * 10 ^ 4
A

580,000

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17
Q

3.49 * 10 ^ - 6

A

0.00000349

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18
Q

7.89 * 10 ^ - 5

A

0.0000789

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19
Q

3.6 * 10 ^ 3

A

3600

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20
Q

6.25 * 10 ^ - 5

A

0.0000625

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21
Q

Write each of the following in standard form.

7.839 * 10 ^ - 2

A

0.07839

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22
Q

3.672 * 10 ^ 4

A

36720

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23
Q

5 * 10 ^ - 8

A

0.00000005

24
Q

1.4 * 10 ^ - 1

A

0.14

25
Q

1.934 01 * 10 ^ 5

A

193401

26
Q

is the process of comparing a specific quantity of matter with an agreed standard

A

measurement

27
Q

It is a method of describing physical phenomena.

A

measurement

28
Q

is an experimental science.

A

Physics

29
Q

perform experiments to test hypotheses.

A

Physicists

30
Q

are used to describe measurements known as a physical quantity.

A

Number and certain values

31
Q

These are measurable quantities gathered by scientists during experimentation or analysis of phenomena.

A

Physical quantities

32
Q

Physical quantities are considered as

A

Base quantities

33
Q

Physical quantities have

A

numerical values and units of measurement

34
Q

These quantities cannot be expressed in terms of other quantities. They are independent on their own

A

Fundamental Quantities

35
Q

The seven fundamental quantities aree

A

Mass (kg)
Electric Current (A)
Time (s)
Temperature (K)
Amount of substance (mol)
Length (m)
Luminous Density (cd)

36
Q

These quantities are the result of combining fundamental quantities.

A

Derived Quantities

37
Q

Example of derived quantities

A

Speed = distance/time

Force = (mass)(acceleration)

where acceleration (a) can be
expressed further as

a = velocity/time

38
Q

The ____ is based on multiples of ten

A

Metric System

39
Q

Units in number line

A

km, hm, dam, m, dm, cm, mm

kilometer
hectometer
decameter
meter
decimeter
centimeter
milliliter

40
Q

E

10¹⁸

A

Exa-

41
Q

P

10¹⁵

A

Peta-

42
Q

T

10¹²

A

Tera-

43
Q

G

10⁹

A

Giga-

44
Q

M

10⁶

A

Mega-

45
Q

K

10³

A

Kilo-

46
Q

H

10²

A

Hecto-

47
Q

Da

10

A

Deka-

48
Q

a

10^-18

A

Atto-

49
Q

f

10^-15

A

Femto-

50
Q

p

10^-12

A

Pico-

51
Q

n

10^-9

A

Nano-

52
Q

μ

10^-6

A

Micro-

53
Q

m

10^-3

A

Milli-

54
Q

c

10^-2

A

Centi-

55
Q

d

10^-1

A

Deci-

56
Q

How close a measured value to a true value

A

Accuracy

57
Q

Amount of consistency of independent measurement

A

Precision

Gen physics Quiz 1 (1 decks)

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