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What happens when ice melts into water? Is it still the same thing?
Yes, it is still water — only its state of matter changed.
A change that results in a new substance being formed is called a what?
Chemical change
A change that changes only size, shape, or state and does NOT make something new is called what?
Physical change
Things that describe how an object looks or feels are called what?
Physical properties
Things that describe how an object reacts with other substances are called what?
Chemical properties
Tiny particles that make up all objects and are held together by bonds are called what?
Molecules
When iron reacts with oxygen in the air and makes rust, it has what?
Oxidized
A substance added to cause a chemical reaction that gets used up is called a what?
Reactant
A new substance made after a chemical reaction is called a what?
Product
Circle all the examples of physical changes: tearing paper, burning wood, melting butter, rusting metal, crushing a can
Tearing paper, melting butter, crushing a can
Which of these is a physical change? A. Fireworks exploding B. Ice cube melting C. Rust forming
Ice cube melting
True or False: A physical change makes a new substance.
False
True or False: Melting chocolate is a physical change.
True
True or False: Cutting hair is a physical change.
True
True or False: Physical changes can change the size, shape, or state of matter.
True
A change in which a new substance is created
Chemical change
