hydro
chronos
thermo
meter
phobia
100
electricity produced by water
What is hydroelectric
100
time order
What is chronological
100
used to find out if you have a fever
What is thermometer
100
one hundred meters
What is centemeter
100
hydrophobia
What is fear of water?
200
where you get water to put out a fire
What is hydrant
200
when something lasts a long time
What is chronic
200
to keep things hot or cold
What is thermos
200
in Math the study of circles, triangles, and rectangles
What is geometry
200
fear of fire
What is pyrophobia
300
gas that combines with oxygen to form water
What is hydrogen
300
arranging two things to happen at the same time
What is synchronize
300
used to adjust temperature
What is thermostat
300
line segment that goes from one side to the other through the center of a circle
What is diameter
300
fear of spiders
What is arachnophobia
400
the water has been taken out
What is dehydrated
400
history events based on their time order
What is chronical
400
wear to keep your body warm
What is thermal
400
used by weather forecasters
What is barometer
400
fear of time
What is chronophobia
500
machine powered by water
What is hydraulic
500
something that lasts a long time
What is chronic
500
used to tell how fast a car is going
What is speedometer
500
fear of germs
What is germophobia
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