IB Physics 3.1 Basic Review

Pressure = 0 Pa at...

• 0 ^oC

• 0 K

• 0 ^oF

273 ^oC is equal to ...

• 0 K

• 273 K

• 546 K

25 K is equal to ...

• 0 ^oC

• -273 ^oC

• -248 ^oC

• -298 ^oC

The equation for temperature change of a given state is Q = mcΔT. What is c?

• Specific heat capacity

• Specific latent heat

• Temperature change

• Density

A metal cube of 27 ^oC is placed in a beaker of water at 15 ^oC. Which object increase in internal energy?

• metal cube

• water

A wooden block of mass 2kg is placed in contact with a metal block of 10kg. If the temperature of both blocks is 30 ^oC how much internal energy does the wooden block transfer to the metal block after 5 seconds?

• 0 J

• 2 J

• 30 J

• 60 J

What can be said for the potential and kinetic energies of the particles in a substance that melts?

• PE increases, KE decreases

• PE increases, KE remains constant

• PE remains constant, KE increases

• PE decreases, KE remains constant

What can be deduce about the specific heat capacities for object A and B if they have the same mass?

• c_A < c_B

• c_A > c_B

• c_A = c_B