Look at the symbol. Which component in a circuit does it represent? A.
conductor
B.
AC power source
C.
DC power source
D.
switch

If an astronaut takes an object to the moon the following is true (choose only one). a the mass will change but the weight will be the same. b both the mass and the weight of the object will be the same. c the weight will change but the mass will be the same. d both the mass and the weight of the object will change.

The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.

Using the free-body diagram, calculate the net force acting on the sled. is the sled in a state of dynamic equilibrium?