Test 1 Review

What is the first step of the scientific method?

• form a hypothesis

• analyze data

• ask a question

• conduct an experiment

Which of the following is a proper lab safety rule?

• Wear open toed shoes

• Eat food in the lab

• Wear safety goggles when necessary

• Ignore spills

In an experiment, what is the variable that is changed by the experimenter called?

• Dependent variable

• Independent variable

• Controlled variable

• Constant

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

What tool is the best for measuring mass?

• ruler

• graduated cylinder

• balance scale

• thermometer

If you want to measure the volume of a liquid, which unit would you most likely use?

• meter

• liter

• gram

• celsius

Which of the following is an example of a controlled variable in an experiment?

• the amount of light

• the temperature of the room

• the type of plants used

• all of the above

Tags

NGSS.MS-PS2-2

What is the standard unit of length in the metric system?

• inch

• foot

• meter

• yard

Which of the following actions is NOT safe in the lab?

• tying back long hair

• using equipment without supervision

• following instructions carefully

• disposing of chemicals properly

What does a graduated cylinder measure?

• mass

• length

• volume

• temperature

In a scientific experiment, the results that are measured are known as what?

• hypothesis

• data

• variables

• procedures

Tags

NGSS.MS-PS1-2