How does a generator produce electrical energy?

a. it converts chemical energy to electrical energy

b. it converts mechanical energy to electrical energy

c. it converts heat energy to electrical energy

d. it converts solar energy to electrical energy

A burning piece of coal glows red on a lab table. A student wants to prevent the coal from transferring heat to him. He sets up a metal shield between himself and the coal to prevent convection.

19. When baking soda and vinegar are combined, the result is a salt called sodium acetate. This forms many bubbles of carbon dioxide gas and water.

What happens at the flat areas of a substance's heating curve?

After the NEAR spacecraft passed Mathilde, on several occasions rocket propellant was expelled to adjust the spacecraft's momentum in order to follow a path that would approach the asteroid Eros, the final destination for the mission.

A body moving with a velocity of 20m/s begins to accelerate at 3 m/s 2. How far does the body move in 3 seconds

What color does Indigo turn things?

Which equation expresses the conservation of mechanical energy in a system that involves kinetic energy, gravitational potential energy, and elastic potential energy?

Which of these is an example of temperature changing over time? A. a pan cools off on the stove B. a frozen dinner sits in the freezer C. a mug is at room temperature on the counter D. two glasses of water are filled from the tap and mixed together

A syrup added to an empty container with a mass of 115.25g. When 0.100 pint of syrup is added, the total mass of the container and syrup is 182.48g. Determine the density ... ?

MOST high schools teach biology, then chemistry, then physics. What do you see as some of the disadvantages of the traditional sequence to both students and teachers.