Intro to Matter Test Review 3

During photosynthesis, plants transform electromagnetic energy from the sun into

• kinetic energy.
• chemical energy.
• thermal energy.
• electrical energy.

How do liquid water, ice, and water vapor differ from each other?

• They are made of different kinds of atoms.
• They are different states of matter.
• They are different compounds.
• They are made of different kinds of molecules.

What characteristics listed below do photosynthesis and combustion NOT share?

• Both involve chemical change.
• Both change energy from one form to another.
• Both are endothermic.
• Both cause changes in matter.

Radio waves, visible light from the sun, infrared "rays" from heat lamps, the waves that heat food in a microwave oven, ultraviolet rays, and X-rays are all considered types of

• electrical energy.
• potential energy.
• chemical energy.
• electromagnetic energy.
  

Soil, a salad, and sugar water are all examples of

• compounds.
• atoms.
• elements.
• mixtures.

H₂O, CO₂, and C₁₂H₂₂O₁₁ are all examples of chemical

• properties.
• changes.
• bonds.
• formulas.

If you describe methane as a gas that easily catches fire, you are describing a

• physical property.
• chemical property.
• chemical formula.
• state of matter.

If you heat a liquid and measure the temperature at which it boils, you are measuring a(n)

• chemical property.
• atomic property.
• molecular property.
• physical property.

Lemonade consists of several substances that are NOT chemically combined, so lemonade is classified as a(n)

• pure substance.
• compound.
• mixture.
• element.

The SI unit for mass is the

• ounce.
• liter.
• pound.
• kilogram.