The potential difference across a resistor in a particular electric circuit is 420 V. The current through the resistor is 19.0 A. What is its resistance (in Ω) ?

A dog whose paw has an area of 12.0 cm2 has a mass of 8.0 kg. What is the average pressure (in kPa) the dog exerts while standing (assume all paws have the same area)

What are the 3 most important characteristics of each celestial object?

Where is the water table located? a. 10 ft below the surface b. below the saturated zone c. at the top of the saturated zone d. all of the above

When the net forces equal 0 N, they are which of the following? A. Balanced B. Unbalanced C. A push D. A pull

A system consists of three particles with these masses and velocities: mass 3.00 kg, moving north at 3.00 m/s; mass 4.00 kg, moving south at 3.70 m/s; and mass 7.00 kg, moving north at 2.00 m/s.

A series circuit contains three 2 Ω resistors and a 6 Ω resistor. The current in each resistor is 4.0 A. What is the voltage of the battery in the circuit? 2.0 V 3.0 V 32 V 48 V

A solid metal ball and a hollow plastic ball of the same external radius are released from rest in a large vacuum chamber. When each has fallen 1 m, they both have the same?

Juan is interested in finding out whether hummingbirds are attracted to some flowers more than others. In what order should Juan perform the steps of his experiment?

Will make Brainlest! <3 Metals are considered to be good conductors of heat. How do the specific heat values indicate this?

Which example identifies a change in motion that produces acceleration? choices are: 1. a speed skater moving at a constant speed on a straight track 2. a ball moving at a constant speed around a circular track 3.