Length

What is it?

Distance from one point to another

Unit(s) of measurement

Meter (m) - basic unit

cm smaller thingsmm

km - bigger things

Tools

Metric Ruler Broken up into

cm mm

Example: your height

Mass

What is it?

The amount of matter in an object*Mass does NOT change due to location*

Units of measurement

Grams g - basic unit

kg - bigger than gram

mg - smaller than gram

Tools

Triple Beam Balance

Example: DogApple

Volume

What is it?

Units of measurement

Tool(s)

Example:

Amount of space an object takes up

Liter - basic unit mL - smaller cm3

1 mL = 1 cm3

Regular objects - metric ruler

·L x W x H

Irregular objects - graduated

cylinder

·water displacement

WaterBlock of wood Balloon

Density What is it?

Unit(s) of measurement

Tool(s)

Example:

The amount of mass in a given volume (mass per unit volume)

mass/ volume = volume mass

g/mL or g/cm3

Must have both a mass unit And a volume unit

Triple beam balance (to find mass)Ruler or graduated cylinder (to find volume)

Rock

Acceleration Due to Gravity In Our Solar System

Sun 274.13 m/s2

Mercury 3.59 m/s2

Venus 8.87 m/s2

Earth 9.81 m/s2

Moon 1.62 m/s2

Mars 3.77 m/s2

Jupiter 25.95 m/s2

Saturn 11.08 m/s2

Uranus 10.67 m/s2

Neptune 14.07 m/s2

Pluto 0.42 m/s2

WEIGHT = MASS X ACCELERATION DUE TO GRAVITY