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CMS - 6th Grade - PRIOR NOTECARDS > Science - Chapter 2 - Test 9/26/13 > Flashcards

Science - Chapter 2 - Test 9/26/13 Flashcards

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1
Q

What is the abbreviation for the International System of Units?

A

SI

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2
Q

What is the abbreviation for:

meter

A

meter (m)

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3
Q

What is the abbreviation for:

centimeter

A

centimeter (cm)

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4
Q

What is the abbreviation for:

millimeter

A

millimeter (mm)

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5
Q

What is the abbreviation for:

kilometer

A

kilometer (km)

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6
Q

What is the basic unit for measuring mass?

A

kilogram (kg)

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7
Q

Scientists regularly _________________ length, ____________, volume, density, temperature, and time.

A

a. measure
b. mass

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8
Q

The formula for measuring volume is _____________ times _____________ times ____________.

A

volume = L x W x H

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9
Q

________________ is the measure of the amount of matter in an object.

A

Mass

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10
Q

Measurement describes the world using ________________.

A

numbers

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11
Q

Weight is a measure of the force of _______________ acting on an object.

A

gravity

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12
Q

Volume is the amount of ______________ that an object of substance takes up.

A

space

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13
Q

The ______________ system is a measurement system based on the number 10.

A

metric

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14
Q

The metric system is a measurement system based on the number ________.

A

10

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15
Q

To measure lengths smaller than a meter you use the _________________ (cm) and __________________(mm).

A

a. centimeter
b. millimeter

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16
Q

The __________________ of an object is the object’s mass divided by it’s volume.

A

density

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17
Q

The basic unit for length in the SI system is ______________(m).

A

meter

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18
Q

Two objects of the same size can have different ________________.

A

masses

19
Q

The volume for measuring liquids or gases is the ______________(L).

A

liter

20
Q

You can measure your height in _______________.

A

meters

21
Q

The standard system of measurement used by scientists is the __________________________.

A

International System of Units (SI)

22
Q

Name the units for measuring length in order from smallest to largest.

A
  1. millimeter (mm)
  2. centimeter (cm)
  3. meter (m)
  4. kilometer (km)
23
Q

How much does each one equal?

1 cm = ____ mm

A

1 centimeter (cm) = 10 millimeters (mm)

24
Q

How much does each one equal?

1 m = _____ cm

A

1 meter (m) = 100 centimeters (cm)

25
Q

How much does each one equal?

1 m = _____ mm

A

1 meter (m) = 1,000 millimeters (mm)

26
Q

How much does each one equal?

1 km = ____ m

A

1 kilometer (km) = 1,000 (m)

27
Q

The median is the _______________ entry.

A

middle

28
Q

Time is a measurement of the period between __________ events.

A

two

29
Q

_________________ refers to how close a measurement is to the true value.

A

Accuracy

30
Q

The mode is the number that appears ____________________ in a list of numbers.

A

most often

31
Q

In science we use the _____________ scale and _____________ scale to measure temperature.

A

a. Celsius scale
b. Kelvin scale

32
Q

Name two devices used to measure time.

A
  1. clocks
  2. watches
33
Q

_________ is not a guess.

A

An estimate

34
Q

Precision refers to how close a _____________ of measurements are to each other.

A

group

35
Q

The ______________ is the middle number in a set of data,

A

median

36
Q

Estimates might be based on indirect ____________________, calculations, _____________, or samples.

A

a. measurements
b. models

37
Q

_________________ refers to how close a group of measurements are to each other.

A

Precision

38
Q

The _______________ (s) is the SI unit used to measure time.

A

second

39
Q

The range is the difference between the ______________ value and the least value.

A

greatest

40
Q

______________________ is measured using a thermometer.

A

Temperature

41
Q

An estimate is an _____________________ of a number based on reasonable assumptions.

A

approximation

42
Q

The mean is the numerical _______________ of a set of data.

A

average

43
Q

You often use the word _______________ when you estimate.

A

about

CMS - 6th Grade - PRIOR NOTECARDS (56 decks)

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