Answer:
The balloon will look smaller.
Explanation:
Kyle used a solar balloon to learn about energy from the Sun.
Now, Kyle using the balloon at noon. The heat from the Sun makes the balloon get bigger and float in the air.
We are asked how will the balloon change when the Sun sets later in the day.
So, as the Sun sets later in the day, there will be a decrease in the energy coming from the Sun.
Therefore, the balloon will look smaller. (Answer)