Chemistry Chapter 15

Which of the following is not an element?

• water
• hydrogen
• carbon
• oxygen

What type of substance is gelatin?

• solution
• compound
• colloid
• suspension

How would you classify the color of a rose?

• chemical change
• physical property
• physical change
• chemical property

Which of the following is a substance?

• compound
• solution
• colloid
• element

Matter is defined as anything that _____

• can be weighted
• contains kinetic energy
• has mass and takes up space
• many colors

Compounds are made from the atoms of two or more _______.

• solutions
• carbs
• mixtures
• elements

A room full of smoke is an example of what kind of substance?

• colloid
• compound
• suspension
• solution

What type of mixture is this?

• homogenous mixture
• chemical
• heterogeneous mixture 
• solid mix

Which of the following is NOT a mixture ?

• salt water
• oatmeal
• muddy water
• sugar

The scattering of light by colloids is called _________.

• the Tyndall effect
• air pollution
• suspension