Front

Mass = 48 g; Volume = 24 cm³. What is the density of this substance?

Back

2 g/cm³

Front

Physical or Chemical Change?

Back

Physical

Front

Rusting nails.... Physical or chemical change?

Back

chemical change

Front

Which liquid is the least dense? Options: oil, water, syrup, plastic bottle

Back

oil

Front

Why does ice float? Options: Liquid water is less dense than solid water., Solid water is less dense than liquid water., Gaseous water is less dense than solid water., Liquid water is less dense than gaseous water.

Back

Solid water is less dense than liquid water.

Front

Which characteristic of a substance is considered a chemical property?

Back

its reactivity

Front

A scientist is examining an unknown solid. Which procedure would most likely help determine a chemical property of the substance? Options: heating it to find the temperature at which it melts, exposing it to a flame to see if it catches on fire, hitting it with a hammer to determine if it breaks or bends, placing it in water to find out whether or not it dissolves

Back

exposing it to a flame to see if it catches on fire

Front

Which statement describes all chemical changes, but not all physical changes?

Back

A new substance forms.

Front

This diagram represents a _____. Options: pure substance that is a compound, mixture of elements, pure substance that is an element, mixture of compounds

Back

mixture of elements

Front

Matter is anything that has...
Options: weight and volume, mass and density, mass and weight, mass and volume

Back

mass and volume