When the Celsius temperature doubles, the Fahrenheit temperature doubles. When t

Question

When the Celsius temperature doubles, the Fahrenheit temperature doubles.
When the pendulum of a grandfather clock is heated, the clock runs more slowly.
An iron plate has a hole cut in its center. When the plate is heated, the hole gets smaller.
Cold objects do not radiate heat energy.
When heat is added to a system, the temperature must rise.
In a bimetallic strip of aluminum and brass which curls when heated, the aluminum is on the inside of the curve.

for each one true or false who gets correct gets karma

Explanation / Answer

Celsius to Fahrenheit, False The equations are not directly proportional

Pendulum heated - True. Increase in length of the pendulum creates a greater period of oscillation

Iron Plate hole - False, the molecules must spread out when heated, hole becomes larger.

Cold onjects do not radiate heat - False - Cold is relative, heat is radiated until absolute zero

Aluminum on inside - False. Greater coefficient for aluminum, so brass will be on the inside

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