Unit 1 Review

Front

What lab equipment is used to determine the density of an object?

Back

Balance and graduated cylinder are used to determine the density of an object.

Front

How many significant figures are in the number 1.000 g?

Back

There are 4 significant figures in the number 1.000 g.

Front

How many significant figures should be in the answer to the math: 2.35 g/1.2 mL?

Back

The answer should have 2 significant figures.

Front

What is the correct way to express the length 28.40 cm?

Back

28.40 cm is expressed with 4 significant figures.

Front

Which of the following is NOT a unit of volume?

Back

Kilogram is NOT a unit of volume.

Front

Define density.

Back

Density is the mass of an object divided by its volume (Density = Mass/Volume).

Front

What is the formula for calculating volume of a rectangular prism?

Back

Volume = Length × Width × Height.

Front

What is the significance of significant figures in measurements?

Back

Significant figures indicate the precision of a measurement.

Front

How do you determine the number of significant figures in a measurement?

Back

Count all non-zero digits, any zeros between them, and trailing zeros in a decimal.

Front

What is the unit of density in the metric system?

Back

The unit of density is typically grams per cubic centimeter (g/cm³) or kilograms per cubic meter (kg/m³).