What symbol is used to represent work in the first law of thermodynamics?

A. V

B. W

C. Q

D. U

A passenger bus is travelling 28.0 m/s to the right when the driver applies the brakes. The bus stops in 5.00 s. What is the acceleration of the bus as it comes to a stop?

A 5,400 W motor is used to do work. If the motor is used for 640 s, about how much work could it do? 8.4 J 4,800 J 6,000 J 3,500,000 J

Time period of a simple pendulum is measured at karachi, what change will occur in the time period, if it is measured on mount everest

A football player with a mass of 85 kg wears a uniform and helmet that have a mass of 4.5 kg. The football player moves at 2.1 m/s. What is the total momentum of the football player and uniform?

What kind of relationship benefits both parties involved? mutualism commensalism parasitism predation

For much of the year this desert is hot dry and windy. What type of plant would you most expect to survive in this climate

Factfile about eclips

Will is in an experiment in which he is asked to raise his hand every time he thinks he hears a tone. At a particular intensity level, Will accurately detects the tone 50% of the time. This is Wills

What is implicit memory?

A student places a cup of cold water on a counter in a warm room. The student measures the temperature of the water every minute until it stops changing. The water's final temperature is 28 degrees celsius. What is the final temperature of the room?