Question

What is true for two pieces of iron at the same temperature?

A.
The average kinetic energy of their particles is the same.

B.
The total kinetic energy of their particles is equal.

C.
Heat flows from the larger object to the smaller object.

D.
Heat flows from the object with higher potential energy to the object with lower potential energy.

Answer 1

@escamer @EES @TrojanPoem @logicwouldsay @maymuna @runninthruthe6

Answer 2

help

Answer 3

@escamer @TrojanPoem

Answer 4

a

Answer 5

a

Answer 6

its A, correct

Answer 7

i have more

Answer 8

i will yell you what i get when i am done

Answer 9

What happens when the temperature of an object increases?


A.
The particles move closer together.

B.
The particles move faster.

C.
The number of particles increases.

D.
The particles stop moving.

Answer 10

C, D are wrong as

C: the heat flows from the object with higher temperature to lower temperature

D : would have been right if it was specific potential energy

A) The average kinetic energy of their particles is the same. (right)

B) It would have been the same if m was

Answer 11

THE PARTICLES MOVE FASTER

Answer 12

that is what i thought

Answer 13

let me first guess

Answer 14

Ok.

Answer 15

To remove a tight-fitting lid from a jar, Megan runs the lid under hot water. What happens to the jar lid when its temperature increases?

A.
The potential energy increases, and the lid contracts.

B.
The potential energy decreases, and the lid expands.

C.
The temperature increases, and the lid expands.

D.
The temperature decreases, and the lid contracts.

Answer 16

c

Answer 17

right.

Answer 18

100%

Answer 19

Awesome.

Answer 20

thanks