A grape is smaller than an orange and an orange is smaller than a watermelon. Hence, a grape is smaller than a watermelon. Group of answer choices

Unsound: valid with at least one false premise

Unsound: Invalid with all true premises

Invalid with at least one false premise (unsound).

Sound: valid with all true premises

What is the momentum of a 2 kg object moving at 15 meters per second

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?

Me pl give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.