Four student helpers push carts filled with textbooks. Each cart has the same mass, 25 kg. Each student pushes the cart with a different amount of force. Which cart has the least change in speed?

Acube has a volume of 2011 cubic inches. what is the angle measure between a side of a cube and its interior diagonal?

Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market

Which of the following is not a transverse wave? a) soundb) lightc) radiod) all of thesee) none of these