G6-SI Unit and Metric System

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​SI Units and Metric System

Multiple Choice

The basic SI unit for temperature is .......

• gram (g)

• meter (m)

• liter (L)

• Kelvin (K)

Multiple Choice

The basic metric unit for volume is the .....

• gram (g)

• meter (m)

• liter (L)

• Kelvin (K)

Multiple Choice

A version of the measuring system that modern scientist use.

• Magic System

• International System of Units

• Sion Spirit

• Body Mass Index

SI Units

• Scientists use the "International System of Units", also known as "SI Units"

• These are the units we use in lab

• These units are defined by fixed universal constants such as the speed of light in a vacuum

Multiple Choice

Which one of the following is a SI unit?

• foot

• kilogram

• clothing sizes

• pound

Multiple Choice

In the SI system of measurement, there are seven ________ units

• 1. metric

• 1. English

• 1. derived

• 1. base

Fill in the Blank

A unit that is defined by a combination of base units is called a _______ unit.

English System of Measurement vs Metric System

• English: Foot, gallons, pounds, Farenheit

• Metric- based on Multiples of 10. (Most other nations)

Metric Prefixes

• With SI units, we use standard prefixes

• Prefixes go in front of a word

• Ex: kilogram vs milligram

• SI units are all based off of powers of 10

• So a millimeter is 10x smaller than a centimeter

Multiple Choice

 The Metric system is based on units of__.

• 1's
• 5's
• 10's
• 15's

Multiple Choice

Which one of the following is NOT a metric prefix?

• kilo-

• milli-

• pre-

• centi-

Multiple Choice

3.45 Kilograms (Kg) would convert to how many milligrams (mg)?

• 345,000 mg

• 345 mg

• .345 mg

• 3450 mg

Fill in the Blank

10 meters (m) would convert to _ millimeters (mm)