A. 1/2
Explanation- There is a 5/10 chance of choosing on of the numbers which simplifies to 1/2
Yes that is true, when energy is transformed energy is not destroyed.
Explanation:
A substance burning in the presence of oxygen and leads to the formation of heat and light is called combustion.
Some important points about combustion are as follows:
- Fuel should be present for burning.
- Air should be present for the supply of oxygen.
- There should be heat (or ignition temperature) to initiate the chemical reaction.
Answer:
yes
Explanation:
when you are not looking directly at it it won't affect you in any way
