Question 3 (1 point)

Question

During an experiment, a canister filled with hot water was added to a beaker filled with cold water. In which direction did the heat energy move?

a
The heat energy moved from the cold water of the beaker into the hot water of the canister.
b
No heat energy moved, as it all remained in the canister of hot water.
c
The heat energy moved from the hot water of the canister into the cold water of the beaker.
d
Equal amounts of heat energy from each container moved in both directions.
Question 4 (1 point)
The diagram below shows two substances, A and B, which are at different temperatures.

What will happen when substance A is dropped into substance B?

a
Substance A and B will eventually reach the same temperature.
b
Substance A will get even warmer as heat flows into it from substance B.
c
Substance A and B will exchange heat, and they both will reach 25°C.
d
Substance A and B will exchange heat, and they both will reach 50°C.
Question 5 (1 point)
A student wants to show the transfer of heat energy without matter. Which investigation design would best help the student?

a
an investigation of conduction through the movement of particles through a solid
b
an investigation of radiation through electromagnetic waves
c
an investigation of conduction through collisions between particles in space
d
an investigation of radiation through a current in a fluid

Answer 1

b
an investigation of radiation through electromagnetic waves