HELP PLEASE!!! THIS IS A MATTER OF PASS OR FAIL!!!
1.thermal energy is caused by the motion of what?
A. Mixing water molecules contained in a beaker
b. molecules in solid liquid and gas phases
c. mixing two different molecules together
d. molecules that have reached equilibrium
2. the density of an object with a volume of 60.0mL and a mass of 400.0 g is ____?

Question

HELP PLEASE!!! THIS IS A MATTER OF PASS OR FAIL!!!
1.thermal energy is caused by the motion of what?
A. Mixing water molecules contained in a beaker 
b. molecules in solid liquid and gas phases
c. mixing two different molecules together 
d. molecules that have reached equilibrium
 2. the density of an object with a volume of 60.0mL and a mass of 400.0 g is ____?

doc.brown · Answer

Wow, question 1 is a really bad question.  Thermal Energy isn't caused by the motion of molecules.  Molecules move because they have energy, and you can calculate the energy by measuring the temperature.

doc.brown · Answer

hint Question 2:  Density is measured in mass per volume, basically g/L

anonymous · Answer

thanks dude

perl · Answer

thermal energy is transferred by the motion of the molecules

anonymous · Answer

what the fack

anonymous · Answer

hey