4. (b
(a
Write the differences between:
Revolution and rotation
Stars and planet
Partial eclipse and total eclipse (a) Umbra and penumbra
(e) Solar eclipse and lunar eclipse​

Ascrew incorporates which other simple machine? lever wheel and axle inclined plane pulley

You are a sales representative for a company that makes a new alternate fuel for vehicles. you have prepared a presentation for the environmental engineers to sell your new product. what question do you expect the audience to ask regarding whether the new fuel will cause less damage to the environment? a. do we have to change any parts of the vehicle to use this alternate fuel? b. will the vehicles get better fuel mileage with the alternate fuel? c. how much greenhouse gas does your fuel produce compared with current fuel sources? d. is the alternate fuel more expensive than fossil fuel?

How do the kidneys affect homeostasis