Answer:
The warm exhaust from the natural gas heater
is the result of taking usable energy (in the
natural gas), using some of it, then releasing
the less usable form (exhaust). or you can write -> Electricity is a usable form of energy, but heat is not. Heat is simply dissipated to the surroundings as a result of temperature gradient. Thus, energy is transformed from usable to non-usable form.
Answer:
option c see image... and yw
Answer:
2 to 4 days
Explanation:
wet roll of paper towels should get moldy in a couple of days depending on the temperature of the room even in a bag so i suggest you just throw it away. But if you do need it then put it in the fridge because mold hates the cold weather, it thrives in warm weather. If you do that then you should have enough time to use it.
Hope this helps!