Why does it take so long to Travel to and through space?

The reason that it takes so long for radio messages to travel in space is that space is big. The distances to be traveled are so great that even light or radio waves take a while getting there.

Explanation:

That is why it takes a while to get into space or in space also Have a Great Day!

answer: 802.3 kilo joules of energy represents 191.75 kilo calorie of energy.

explanation:

energy released during combustion of one mole methane = 802.3 kilo joules

if 1 kilo joule = 0.239006   kilo calorie

then ,802.3 kilo joule will be = 802.30.239006 kilo calorie

802.3 kilo joule = 191.75 kilo calorie

hence, the energy in kilo calorie is 191.75 kilo calorie.

the assestment will probley apele with cause and effect