What type of system allows matter and energy to enter and exit?

A. Closed

B. Open

C. Isolated

D. Connected

How will decreasing the amplitude of the sound waves from a television affect its intensity? A. the sound will decrease in volume B. the colors will look brighter C. the sound will increase in pitch D. the colors will combine to form white light

What is electric flux

The main difference between turbojets and rocket engines is the fact that

How many series connected 2v cells does a typical 24 storage battery contain

What terms describes an atom's tendency to hold onto electrons

A person performs 300 j of work over the course of 60 seconds how much power they did required

If you have a 90 V power source with a 30-Ω and 60-Ω resistor in series, what is the voltage drop over the 60-Ω resistor? 30 V 2 V 60 V 90 V

How is thermal energy transferred during convection?

What is the purpose of a free body diagram? A. to show the velocity of an object B. to show the acceleration of an object C. to show the forces acting on an object D. to show the direction of motion vectors of an object

An initially uncharged air-filled capacitor is connected to a 5.83 V charging source. As a result, 3.41*10-5 C of charge is transferred from one of the capacitor's plates to the other.