Tools & Safety

A tool is something that is used to do ______.

• measuring

• work

• science

• learning

Tags

NGSS.K-2-ETS1-1

Which of these tools is NOT something you can use at home?

• hammer

• crane

• saw

• wrench

What do safety goggles help you protect?

• ears

• nose

• eyes

• face

A microscope helps scientists see very _____ things in detail.

• small

• big

• heavy

• light

Tags

NGSS.MS-LS1-1

Why do scientists sometimes wear gloves?

• To protect their ears.

• To protect their arms.

• To protect their hands.

• To protect their feet.

What measures temperature?

• a ruler

• a thermometer

• scales

• a stopwatch

Scientists use a ruler to measure how long something is. Which is the smallest unit of measurement?

• centimeter (cm)

• meter (m)

• kilometer (km)

• millimeter (mm)

A stopwatch measures how long something takes. Which of these is the biggest?

• one hour

• one second

• one minute

• one millisecond

Scales are used to measure how much _____ an object has.

• weight

• big

• small

• mass

What can be used to measure volume?

• a ruler

• scales

• a measuring cup

• a thermometer