Wood is an example of a fossil fuel.
user: the type of energy stored by fossil fuels such as coal is
a. kinetic energy.
b. mechanical energy.
c. chemical potential energy.
d. electromagnetic energy.
user: an example of a fossil fuel is
a. wood.
b. petroleum.
c. the sun.
d. water.

Which of the statements about waves is true? a. in longitudinal waves, particles move perpendicular to the direction the wave is traveling. b. both transverse and longitudinal waves can travel through water c. electromagnetic waves are a type of longitudinal waves. d. in a transverse wave, particles move parallel to the direction the wave is traveling.

An incident ray through the focal point of a spherical mirror will: reflect through the center of curvature. reflect back through the focal point. reflect parallel to the principle axis. reflect the same direction as the incident ray.

Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?