Test 1- Metric System

Question 1

What is the definition of standard?

Answer 1

Widely accepted and / or understood

Question 2

What does universal mean?

Answer 2

Done or used by all in the world or in a particular group such as scientists.

Question 3

When was the metric system created? By who?

Answer 3

In 1790s in France

Question 4

What is the metric system based off of?

Answer 4

10

Question 5

True or false: The International system of Units is a version of the metric system

Answer 5

True

Question 6

Why does the Internation System of Units help?

Answer 6

Scientists can compare data and communicate with each other about their experiments

Question 7

What are the six dimensions of measurement?

Answer 7

Length, Volume, Mass, Density, Temperature, Time

Question 8

COMMON PREFIXES:
What does kilo mean?

Answer 8

1,000

Question 9

CP:
What does hecto mean?

Answer 9

100

Question 10

CP:
What does deka mean?

Answer 10

10

Question 11

CP: What does deci mean?

Answer 11

0.1

Question 12

CP:
What does centi mean?

Answer 12

0.01

Question 13

CP:
What does milli mean?

Answer 13

0.001

Question 14

What is the basic unit of length in the SI system?

Answer 14

Meter

Question 15

What two units are smaller than a meter? How many fit in a meter?

Answer 15

Centimeter (100) and millimeter (1000)

Question 16

What unit is bigger than a meter? How many meters fit in it?

Answer 16

Kilometer (1,000)

Question 17

What is used to measure length?

Answer 17

A metric ruler

Question 18

What is mass?

Answer 18

The amount of matter an object contains

Question 19

What is the basic unit of mass?

Answer 19

Kilogram - for bigger things

Question 20

How many grams in a kilogram?

Answer 20

1,000 grams

Question 21

How many milligrams in a gram?

Answer 21

1,000 grams

Question 22

What tool is used to measure mass?

Answer 22

A triple-beam balance.

Question 23

How does a tirple beam balance work?

Answer 23

It compares the mass of the object you are measuring to a known mass.

Question 24

Modified T&F
Mass and weight are not the same because mass measures the amount an object contains and weight is a measure of force of air acting on an object.

Answer 24

False: Gravity

Question 25

What is volume?

Answer 25

The amount of space an object takes up

Question 26

What is the SI unit for volume?

Answer 26

The liter

Question 27

What do smaller liquids get measured by in volume?

Answer 27

Milliliter (1,000 in a liter)

Question 28

What do you use to measure volume?

Answer 28

A graduated cylinder for liquid volumes.

Question 29

What do you call the curve on a graduated cylinder?

Answer 29

A meniscus

Question 30

What would you use to measure the volume of a solid?

Answer 30

cm3

Question 31

What is density

Answer 31

The amount of mass contained in a given volume can tell if object will float (Less dense than liquid=yes)

Question 32

What is the formula for density?

Answer 32

Mass/volume

Question 33

What is the SI unit for time?

Answer 33

Second

Question 34

True or false; can the second be divided by multiples of ten to measure time?

Answer 34

True

Question 35

What is used to measure time?

Answer 35

Clocks, watches

Question 36

What are the two scales for temperature?

Answer 36

Celsius and Kelvin

Question 37

What is the official SI unit for temperature?

Answer 37

Kelvin, but scientists commonly use celsius

Question 38

What does water freeze and boil at on the celsius scale?

Answer 38

0 and 100

Question 39

What is a normal human body temperature? (C)

Answer 39

37 c

Question 40

True or false; there is something colder than 0 kelvin

Answer 40

False

Question 41

What is used to measure temperature?

Answer 41

A thermometer

Question 42

What do you call an explanation that has been tested a TON of times?

Answer 42

A scientific theory

Question 43

What do you call a set of rules that don't try to explain themself?

Answer 43

Scientific Law

Question 44

What do you call the diverse ways in which scientists think and solve problems?

Answer 44

Scientific Inquiry

Question 45

What is the scientific method?

Answer 45

A set of general steps that scientists use to solve problems

Question 46

What is scientific inquiry?

Answer 46

The ongoing process of discovery in science; the diverese ways in which scientists study the natural world and propose explanations based on the evidence they gather.

Question 47

Hypothesis?

Answer 47

A possible explanation

Question 48

Three ways scientists communicate with each other

Answer 48

Talks, Internet (emails) articles

Question 49

Why is communicating important?

Answer 49

Others can repeat Share and compare data Collaborate

Question 50

What are three ways someone can test a hypothesis>

Answer 50

Design and experiment, conduct an investigation, make a model

Question 51

What are four ways that you can analyze data?

Answer 51

Chart or table, picture, graph, calculations

Question 52

Inquiry leads to

Answer 52

Inquiry

Question 53

What four questions are answered by science?

Answer 53

How does it work? How can I stay healthy? What is the best use of Earth's resources?

Question 54

What is science?

Answer 54

The investigations and exploration of natural events and of new informations that results froom those investigations

Question 55

What are the 6 prefixes

Answer 55

Kilo, hecto, deca, unit, deci, centi, milli