CHAPTER 2

MATTER

• Anything with mass that takes up space

VOLUME

• A measure of the size of a body or region 3D space
• Liters and Milliliters = units
• Graduated cylinders
• Curved surface in a liquid = meniscus
• V = lwh

VOLUME CONTD.

• Cubic meters and cubic centimeters=regular shape
• Put object in water to measure irregular shape

MASS AND WEIGHT

• The amount of matter in an object
• A measure of gravitational force
• Weight can change depending on location

INERTIA

• Tendency of an object to resist a change in motion
• Mass = measure of inertia

PHYSICAL PROPERTIES

• Matter can be observed or measured without chnaging the identify
• Magnetism, conduct electric current, strength

CHEMICAL PROPERTIES

• A property of matter that describes a substances ability
• Flammability, reactivity,
• Characteristic properities in both chemical and physical

DENSITY

• Amount of matter in a given space or volume
• D = m/v
• Dense is at the top = liquid

PHYSICAL CHANGES

• A change that affects one or more physical properties
• Butter is still butter even if melted

CHEMICAL CHANGES

• One or more substance changes into a new substance
• With new or different properties
• Ex: Baking a cake

The amount of space taken up or occupied by an object is known as the object's _______.

VOLUME

What is the equation for volume?

V =LWH

The amount of matter in an object is ________

MASS

Mass is the measure of ______.

INERTIA

The volume of a solid is measured in_______.

CUBIC CENTIMETERS

WHICH OF THE FOLLOWING IS MATTER?

• A. Dust
• B. The moon
• C. Strand of hair
• D. all of the above

D.

A characteristic of a substance that does NOT involve a chemical change is a ______ property.

PHYSICAL

PHYSICAL OR CHEMICAL?

• Fireworks
• Frying an egg
• Baking a cake
• Bleaching your hair

ANSWERS :)

• Chemical
• Physical
• Chemical
• Chemical

THE END