Physics grade 9

What is NOT true about thermal conduction?

• It is the transfer of thermal energy

• It takes place when particles collide together

• the thermal energy is transferred from cold objects to hot objects

• the thermal energy is transferred from hot objects to cold objects

The absolute zero point stands for:

• $0^oC$

• $0\ K$

• $273\ ^oC$

• $273\ K$

Convert from  $27\ ^oC$     to kelvin.

• 300 K

• - 246 K

• 0 K

• 273 K

How many degrees Celsius is 310 K?

• $583\ ^oC$

• $37\ ^oC$

• $0\ ^oC$

• $273\ ^oC$

Convert $-\ 20\ ^oC$ to kelvin.

• 0 K

• - 293 K

• 253 K

• 273 K