Page 264 - BenchMark_5-3
P. 264
Candles in Space
Candles and Combustion in Outer Space
n.
the act of burning
Combustion requires fuel, heat, and oxygen. However,
Combustion
there are hardly any oxygen molecules in space.
So in space, a candle flame can only be lit
n. a vehicle used for traveling in outer space
on a spacecraft, where oxygen tanks
spacecraft
provide oxygen for astronauts to
breathe.
When outside their
Check spacecraft, astronauts
must carry oxygen
Where can a candle flame be lit in space? tanks on their backs.
It can only be lit on a spacecraft.
Unit 8 | Candles in Space
