Unit 1 Quiz Review

The mass of a cube is 3.60 g and its volume is 1.8 cm³. What is the density of the cube?

• 6.48 g/cm³

• 2.0 g/cm³

• 1.8 g/cm³

• 0.5 g/cm³

Which activity is considered a proper laboratory technique?

• using your hands to hold test tube

• heating the contents of a test tube that has been closed with a stopper

• adding water to concentrated acids

• adding concentrated acids to water

Tags

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The amount of matter in a substance is known as

• density

• volume

• mass

• weight

Which is the correct order to show units from smallest to largest?

• milligram, gram, kilogram

• gram, milligram, kilogram

• kilogram, milligram, gram

• gram, kilogram, milligram

When measuring the distance between Atlanta to New York City, which would be the best unit of measurement?

• millimeter

• centimeter

• meter

• kilometer

According to the SI system, which unit is used to express electric current?

• kilogram

• mole

• kelvin

• ampere

Tags

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Which of the following is NOT a safe laboratory procedure?

• wearing goggles when working with chemicals

• wafting in order to smell chemical reactions

• pointing a test tube in the direction of your lab partner

• cleaning all equipment after it is used

A meterstick (a ruler 1.0 meters in length) can be balanced on your finger by placing your finger exactly in the middle. What is the reading at the middle?

• .5 cm

• 50 cm

• 500 cm

• 5000 cm

What does this picture represent?

• Test Tube

• Beaker

• Graduated Cylinder

• Erlenmeyer Flask

Find the volume of the following object:

• 15 cm³

• 30 cm³

• 80 cm³

• 0.8 cm³