Tools of Physical Science

Which tools have a scale that uses numbers to measure length?

• microscopes and magnifying glasses

• compasses and GPS

• rulers and yardsticks

• safety glasses and gloves

What did Archimedes invent?

• a compass

• a water screw or water pump

• GPS

• telescope

An ophthalmologist

• is a doctor who treats eyes

• is a baseball player

• is a foot doctor

• is a dentist who specializes in braces

Goggles____

• protect our eyes

• protect our hands

• measure the weight

• can tell time

It only_____

• snows 2 feet a months in Antarctica

• rains about 2 inches a year in Antarctica

• snows about 2 inches a year in Antarctica

• rains 3 inches a month in Antarctica

Antarctica is actually______.

• a desert

• a rainforest

• a frozen river

• an absolute zero climate

Hot Pads and Gloves______.

• only used by cooks

• keep us from freezing

• are great for swimming

• protect our hands from burns

A measuring cup_____

• Measures how deep a hole is

• sifts flour

• cool things down

• measures volume

Which part of your eye can develop a cataract?

The needle on the compass can be used to show what?

• Time

• Pictures

• Direction

• Light