What unit is electrical energy typically measured in on energy bills?

a. volts

b. watts

c. joules

d. kilowatt-hours

True or false? When speed is constant, the speed-time graph will slope uphill

A spring does 80 J of work launching a 1.85 kg rock into the air. Ignoring air resistance, how high will the rock go?

10C of charge are placed on a spherical conducting shell. A particle with a charge of - 3C is placed at the center of the cavity. The net charge on the inner surface of the shell is:

If you divide velocity m/s by time (s), what units do you get?

All planets revolve around the sun counterclockwise, and most also rotate on their axis counterclockwise true or false

What is a compound? a poly element pure substance a homogenous mixture a single element pure substance a heterogeneous mixture

Venn diagrams are used for comparing and contrasting topics. The overlapping sections show characteristics that the topics have in common, and the sections that are unique to each topic show the characteristics that apply to only that topic.

Each of two identical objects carries a net charge. The objects are made from conducting material. One of them is attracted to a positively charged ebonite rod, and the other is repelled by the rod.

Como calcular massa volume e densidade?

What would most likely happen if the power lines in a petroleum power plant were broken? a. The petroleum would not burn. b. Steam would not be produced. c. Customers would not receive electricity. d. Energy would not be converted.