9/10 in decimal
what is 0.9?
In the kinetic energy and gravitational potential energy formulas what unit is mass measured in?
What is Kilograms (kg)?
What is the value of the acceleration due to gravity (g) that is used in the Ep calculations?
What is 9.81m/s2?
The main difference between a scalar and a vector is that a vector also shows ___________.
What is direction?
the engine type found in modern vehicles
What is the internal combustion engine?
If it took 565 J of gravitational potential energy to carry a 12 kg box up a flight of stairs, how high is the flight of stairs?
What is 4.8m?
A car with a mass of 1500 kg is moving at a speed of 14 m/s. What is the kinetic energy of the car?
What is 1.5 x 105 J?
A method of conserving energy by using “waste” heat from a thermoelectric –generator system to heat a building?
What is cogeneration?
A student on a bicycle started from a full stop and reached a velocity of 8.75 m/s in 3.8 s. What was his average acceleration?
What is 2.3m/s2?
A measure of the average kinetic energy of the individual atoms or molecules of a substance ?
What is temperature?
A freight elevator with a mass of 120 kg is moving with a speed of 2.50 m/s. What is it’s kinetic energy?
What is 375J?
Amount of energy required to increase the temperature of 1 gram of a substance 1 degree Celsius ?
What is specific heat capacity?
Theory that stated that substances that burned contained an invisible fluid that flowed out of object when it burned?
What is phlogiston theory?