solar panel efficency

solar panel efficency

Assessment

Interactive Video

Science

9th Grade

Hard

NGSS
HS-PS3-3

Standards-aligned

Created by

Alfred Allen

FREE Resource

Standards-aligned

NGSS.HS-PS3-3

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

1. What is the efficiency of solar cells typically expressed in?

a. Watts

b. Kilowatts

c. Percentage

d. Joules

Answer explanation

The formula to calculate energy efficiency as a percentage is: (Useful Energy Output / Total Energy Input) x 100%

Tags

NGSS.HS-PS3-3

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

2. How much solar power is assumed to hit one square meter of solar panel in the video?

a. 500 watts

b. 800 watts

c. 1000 watts

d. 1200 watts

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3. What is the efficiency of the crystalline solar cells mentioned in the video?

a. 20%

b. 22%

c. 25%

d. 28%

Tags

NGSS.HS-PS3-3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4. Based on the video, how much electrical output is expected from the solar module under ideal conditions?

a. 220 watts

b. 250 watts

c. 280 watts

d. 300 watts

Tags

NGSS.HS-PS3-3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5. What happens to the remainder of the solar power that is not converted into electrical energy?

a. It is stored in batteries

b. It bounces back into the atmosphere or is converted into thermal energy

c. It is lost completely

d. It is converted into solar fuel