ERHS Chem CK-12 Chapter 1 - Chemistry, Matter, and Measurements

A(n) ________ is made up of two or more elements, chemically combined in specific ratios.

• heterogeneous mixture
• homogeneous mixture
• compound
• element

________ is anything that takes up space and has mass.

• Density
• Matter
• Acceleration
• Speed

A(n) _______ is made up of only one kind of atom.

• Compound

• Element

• Homogeneous Mixture

• Heterogenous Mixture

A container of sand/water in which the water forms a top layer is referred to as a(n):

• element
• homogeneous mixture
• heterogeneous mixture
• compound

Is melting butter for popcorn a chemical or physical change?

• chemical
• physical

Is bleaching your hair a physical or chemical change?

• physical
• chemical

Which is a physical change?

• Burning a match.

• Vinegar bubbling when mixed with baking soda.

• Melting butter.

• Cooking an egg.

The mass of the beaker was 122 grams is an example of:

• Qualitative data

• Quantitative data

It makes a loud pop sound is an example of:

• Qualitative data

• Quantitative data

This target represents:

• High Accuracy & High Precision
• High Accuracy & Low Precision
• Low Accuracy & High Precision
• Low Accuracy & Low Precision