Unit 1 Section A Review 2018

Physical properties are

• properties that can be observed without changing the identity of the substance
• properties that describe how a substance changes into a completely different substance
• properties that we can only observe with our eyes
• properties that we need special tools to observe

What kind of properties can only be observed when a substance changes into a different substance?

• physical properties
• chemical properties
• liquid properties
• real properties

Flammability is an example of what property?

• Chemical property
• Physical property

Which is an example of a physical property?

• rusting
• boiling point
• combustion
• reactivity with water

Is being able to freeze physical or chemical

• Physical 
• chemical
• freezing point
• melting point

What is an example of a Chemical change?

• Ripped paper 
• boiled egg
• cracked egg
• sugar in water

Which is a physical change?

• burning match 
• vinegar in baking soda 
• melting butter
• cooking an egg

Are made from a combination of 2 or more different elements bonded together...

• Mixtures

• Atoms

• Compounds

• Elements

A pure substance composed of atoms that are the same

• element

• compound

• mixture

Which of the following is not an element?

• water
• hydrogen
• carbon
• oxygen