Which of the following is a pair of vector quantities? a. speed - distance b. velocity - distance c. velocity - displacement d. speed - displacement

What is the formula for work output?

Motion is generally defined as an increase in distance is it true or false

Crystallization is a separation technique used to produce rock candy from a sugar solution. true or false

A particular engine takes in 10000 j of heat, does 2000 j of work, and as it runs discharges heat. its own energy is the same when it has finished as when it started. how much heat did it discharge if this is a closed system

Which condition is necessary for a standing wave?

Roger runs a marathon. His friend Jeff rides behind him on a bicycle and clocks his speed every 15 minutes. Roger starts out strong, but after an hour and a half he is so exhausted that he has to stop. Jeff's data follows.

Calculate the Force of Friction (Ff) for a 5 kg aluminum block being pulled with constant velocity (uniform motion), up a steel plank that is at a 30 degree angle to the horizontal.

10^-7 goats to nanogoats

0 cm3 of gasoline are mixed with 66 cm3 of water. what is the average density of the mixture

If the mass of an object is 6 kg and its momentum is 72 kgm/s, what is its velocity? A. 18 m/s B. 12 m/s C. 9 m/s D. 72 m/s