Safety and Tools in a Lab

Multiple Choice

Which of the following is a primary reason for wearing safety goggles and gloves?

• To look stylish

• To protect against hazards

• To keep hands warm

• To avoid getting dirty

Multiple Choice

Which of the following is something you should do before starting a science investigation?

• Listen to all teacher directions.

• Work carefully with your materials.

• Clean up all materials carefully.

• Tell your teacher about any accidents.

Multiple Select

What are two important things to remember during a science investigation?

• Work carefully with your materials.

• Tell your teacher about any accidents.

• Dispose of materials carefully.

• Conserve resources.

Multiple Choice

Which tool would you use to measure temperature in degrees Celsius?

• Thermometer

• Hand lens

• Ruler

• Balance

Multiple Choice

What is the main purpose of a hand lens in a science investigation?

• To observe small objects or organisms

• To measure temperature

• To clean up materials

• To conserve resources

Multiple Choice

Which tool would you use to add a small, exact amount of liquid to a solution?

• Pipette

• Microscope

• Balance

• Scale

Fill in the Blanks

A microscope helps us observe very

objects more closely.

Multiple Choice

Which of the following tools can be used to measure time?

• Stopwatch

• Balance

• Scale

• Microscope

Multiple Choice

Which tool is used to measure length in centimeters and millimeters?

• Ruler

• Scale

• Thermometer

• Beaker

Multiple Choice

The amount of matter in an object is called ___.

• mass
• space

• solid, liquid or gas

• gravity

Multiple Choice

Which of the following can be measured using a ruler?

• Length

• Mass

• Volume

• Weight

Multiple Choice

What does volume measure?

• How much space matter takes up

• How heavy an object is

• How long an object is

• How hot an object is

Fill in the Blanks

Fill in the blank: The unit of measurement for mass using a balance is

.

Multiple Choice

Which tool would you use to measure how hot or cold something is?

• Thermometer

• Balance

• Scale

• Ruler

Multiple Select

Which of the following are examples of things you might create a model to show?

• Phases of the moon

• How fossils are formed

• Temperature changes

• Cell structure

Dropdown

We use models in order to explain the ​

Select answer

world. It allows us to see things on a ​

Select answer

scale.