Question

What causes hot air to rise from the pavement on a hot summer day?



a
conduction
b
radiation
c
convection
d
insulation
Question 30
What type of energy transformation is occurring when a lamp is plugged into an outlet?

a
chemical to light
b
electrical to light
c
electrical to mechanical
d
mechanical to electrical

Answer 1

For your first question about hot air rising from the pavement on a hot summer day, the correct answer is:

**c. convection**

Convection is the process by which warmer air rises and cooler air descends, creating a circulation pattern.

For your second question regarding the type of energy transformation occurring when a lamp is plugged into an outlet, the correct answer is:

**b. electrical to light**

When the lamp is plugged in, electrical energy is transformed into light energy as the lamp turns on.