WILL GIVE BRAINLIEST!! Mary and carl drove to the store to shop. Their trip to the store, time at the store, and trip home is graphed here. What was their average speed for the entire trip?

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

Critical mass is the of material required to produce a chain reaction. a.) minimum amount b.) atomic mass c.) precise amount d.) maximum amount

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?