Homework Help: physics

Posted by anonymous on Monday, April 16, 2012 at 10:42am.

A copper plate has a hole cut in its center. When the plate is heated, the hole gets smaller.

When heat is added to a system, the temperature must rise.

When the pendulum of a grandfather clock is heated, the clock runs more slowly.

Cold objects do not radiate heat energy.

When the Celsius temperature doubles, the Fahrenheit temperature doubles.

In a bimetallic strip of aluminum and brass which curls when heated, the aluminum is on the inside of the curve.

is it true, true, false, false, true, true? Concept questions confuse me too

physics - Elena, Monday, April 16, 2012 at 11:04am
true, true, true, false, false, false
physics - anonymous, Monday, April 16, 2012 at 2:22pm
thank you so much!!!!

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