How much force is needed to accelerate a bicycle and rider with a total mass of 80 kg at a rate of 2.0 m/s2?

A. 20 N

B. 160 N

C. 320 N

D. 40 N

In which situation will the lowest resistance occur? A. thick wire and high temperature B. thin wire and high temperature C. thick wire and cold temperature D. thin wire and low temperature

If the absolute temperature of a gas is 600 K, the temperature in degrees Celsius is a. 273°C. c. 705°C. b. 327°C. d. 873°C.

The free-body diagram below represents a car traveling at a constant velocity. Which force does B represent

If it is June or July and you live in the northern hemisphere, describe the position of the Earth in relation to the sun and what type of temperatures you experience.

Common effects of cocaine include

What is the oxidation state of a hydrogen atom bound to an iron atom.?

What evidence can you present for the possibility of time travel?

A ball is being rolled by a normal push of 1000N. it is opposed by friction which has a force of 0.3kN and air resistance which has a force of 23N. Calculate the resultant force.

What was the change in internal energy (chemical energy plus thermal energy) of the person pulling the block?

One of the longer sides of a kite is 39 feet. one of the shorter sides is 25 feet. half the length of the shorter diagonal is 15 feet. what is the area of the kite?