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

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

Flashcards in Science - Chapter 2 - Test 9/26/13 Deck (43)
1

What is the abbreviation for the International System of Units?

SI

2

What is the abbreviation for:

meter

meter (m)

3

What is the abbreviation for:

centimeter

centimeter (cm)

4

What is the abbreviation for:

millimeter

millimeter (mm)

5

What is the abbreviation for:

kilometer

kilometer (km)

6

What is the basic unit for measuring mass?

kilogram (kg)

7

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

a. measure

b. mass

8

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

volume = L x W x H

9

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

Mass

10

Measurement describes the world using ________________.

numbers

11

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

gravity

12

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

space

13

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

metric

14

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

10

15

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

a. centimeter

b. millimeter

16

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

density

17

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

meter

18

Two objects of the same size can have different ________________.

masses

19

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

liter

20

You can measure your height in _______________.

meters

21

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

International System of Units (SI)

22

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

1. millimeter (mm)

2. centimeter (cm)

3. meter (m)

4. kilometer (km)

23

How much does each one equal?

1 cm = ____ mm

1 centimeter (cm) = 10 millimeters (mm)

24

How much does each one equal?

1 m = _____ cm

1 meter (m) = 100 centimeters (cm)

25

How much does each one equal?

1 m = _____ mm

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

26

How much does each one equal?

1 km = ____ m

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

27

The median is the _______________ entry.

middle

28

Time is a measurement of the period between __________ events.

two

29

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

Accuracy

30

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

most often

31

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

a. Celsius scale

b. Kelvin scale

32

Name two devices used to measure time.

1. clocks

2. watches

33

_________ is not a guess.

An estimate

34

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

group

35

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

median

36

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

a. measurements

b. models

37

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

Precision

38

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

second

39

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

greatest

40

______________________ is measured using a thermometer.

Temperature

41

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

approximation

42

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

average

43

You often use the word _______________ when you estimate.

about

Decks in CMS - 6th Grade - PRIOR NOTECARDS Class (56):