Question

Which substance shown has the greatest kinetic energy at room temperature (~25°C)?

(1 point)
Responses

silicon
silicon

methane
methane

mercury
mercury

helium

Answer 1

1.helium
2.solid, liquid, gas
3.the energy an object has because of its motion
4.the measure of the average kinetic energy of particles in an object due to motion
5.solid

Answer 2

helium

Answer 3

silicon