metr-/meter-
therm-
100

metronome

A device that marks the beat for musicians. 

100

thermal

warm, hot, having to do with heat.

200

perimeter

The distance around a figure.

200

thermometer

an instrument for measuring the temperature of a person, place, or thing.

300

diameter

A line passing through the center of a circle from on side to the other.

300

thermostat

a device for regulating heat. 

400

symmetrical

similar shape and sides on the opposite sides of a dividing line. 

400

Mr. Rogers, our band leader, set the ___________ to tick the quick tempo of a march.

metronome

500

geometry

the area of mathematics that deals with line, angles, and figures and their measurements. 

500

The nurse put a ________ in my mouth to see if I  had a fever.

thermometer
M
e
n
u