When Andrew pokes the marble, he gives it force. As the marble rolls down the ramp, force pulls it down. The movement of the marble is slowed down by from the ramp.

the air pressure in a car is 210kPa at a temperature of 26°C. What is the temperature of the air in the tyre of the pressure of 220kPa? [assume that the volume of the air in the tyre is constant]

The ability of a material to transfer heat or electric current is called

A prototype shows if a product meets the required needs. True False

What are the different types of energy

A car weighing 10,000 N is moving around a horizontal curve whose radius is 100 m. What is the minimum coefficient of static friction, between the tires and road surface, required to keep the car from sliding?

How does an economic incentive effect the environment

Based on which law does the Dynamo work?

Arches National Park, Utah Constructive or Desructive force

A mosquito of mass 0.15 mg is found to be flying at a speed of 50 cm/s with an uncertainty of 0.5 mm/s. (a) How precisely may its position be known? (b) Does this inherent uncertainty present any hindrance to the application of classical mechanics?

A Carnot engine has a power output of 148 kW. The engine operates between two reservoirs at 17◦C and 727◦C. How much thermal energy is absorbed each hour? Answer in units of J.