For what what value of X, Y and Z in the expression M power x, L power y and T power z;
1. acceleration
2. velocity
3. pressure
4. power
5. newton's second law

Which statement best describes how private industry decides where to spend the money on research and development

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

The first law of thermodynamics is as follows: ∆u=q-w , which means in a system is equal to added, minus done by the system. the units for these variables are in .