Unit 1 Test Review PS

Which of the following is NOT a unit of measurement in the metric system?

• Meter

• Second

• Centimeter

• Foot

What two parts does a measurement have?

• Time and distance

• Value and unit

• SI and English

• Mass and length

Why are SI units used so often in science?

• Factors of 10 are easier work with mathematically.

• SI units are bigger than English System units.

• Factors of 3, 12, and 5,280 are easier to remember.

• SI units are more accurate than English System units.

Why is it important to include units when making measurements?

• Units provide information about the type of measurement.

• Without units, it is impossible to tell the quantity being measured.

• Units help describe the size of the quantity being measured.

• All of the above

When you convert a measurement from SI to English, what changes?

• Units

• Values

• Error

• Resolution

The amount of matter in an object is called its:

• volume.

• gram.

• weight.

• mass.

The variable usually represented on the x-axis is the ____ variable.

• coordinate

• vertical

• dependent

• independent

Tags

NGSS.MS-PS3-1

A scatterplot is the best type of graph to use when:

• one variable causes a second variable to change in value.

• comparing categories of variables.

• comparing quantities of variables as percentages.

• plotting any type of scientific data.

Tags

NGSS.MS-PS3-1

In a direct relationship:

• as one variable increases, so does the other.

• when one variable increases, the other decreases.

• there is no change in data.

• variables change randomly

The space that an object takes up is known as its:

• density.

• volume.

• weight.

• mass.