Book 15, Question 143
Why Do Robot Batteries Need Extra Care?
Robot batteries need extra care because they store a lot of energy in a small package! Handled properly, they are safe and useful. A grown-up should always be in charge of them.
More fun facts
- The limited life of batteries has held back robots in daily life more than almost anything else.
- Even the Energizer Bunny robot runs only three or four minutes before its batteries give out.
- Lithium-ion batteries power things that need lots of energy, like phones, computers and electric cars.
- NASA's first all-electric plane may need as much power as more than 5,000 AA batteries.
- Researchers say new robots will benefit greatly from better batteries.
Sources: Scientific American, BBC, NASA
Questions kids ask
q
a