Which statement is true? select one of the options below as your a. gas atoms subjected to electricity emit bright lines. b. gas atoms absorb white light and emit a continuous spectrum of light. c. gas atoms under high pressure emit dark lines against a continuous spectrum. d. gas atoms heated to a high temperature emit white light. e. gas atoms subjected to electricity do not emit a spectrum,

The respiratory system removes oxygen and water from the body. select the best answer from the choices provided t f

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?