Solar lights are a simple solution for night-time outdoor lighting. You simply stick them in the ground and they store up their own power during the day and release it at night. See how much you know about solar yard lights by taking this quiz.
Question 1 of 15
What is the main benefit of solar yard lights?
Question 2 of 15
When installing solar yard lights, how should they be positioned?
Question 3 of 15
Which of the following functions in a similar way to solar yard lights?
Question 4 of 15
What type of battery do solar yard lights use?
Question 5 of 15
What sort of light source does a solar yard light use?
Question 6 of 15
How does a solar yard light know when it gets dark?
Question 7 of 15
Up to how many volts can a single solar cell produce?
Question 8 of 15
How many solar cells would you find in a typical solar yard light?
Question 9 of 15
What is the function of a diode in a solar cell?
Question 10 of 15
What factors affect the amount of charge the NiCad battery will reach?
Question 11 of 15
How long can the NiCad battery operate the LED for?
Question 12 of 15
How much light will an LED emit compared to a candle?
Question 13 of 15
What is a problem with solar cells?
Question 14 of 15
How are some solar yard lights designed to produce a stronger light?
Question 15 of 15