If lithium has an atomic number of 3 and a mass number of 7, the correct number of protons, neutrons, and electrons, respectively, is:

If all resistors in the circuit were modeled by a single resistor what would be the effective resistance of the circuit

At 350 K what is the approximate volume? What will be the approximate volume when the temp is 900 K?

Which of the four statements true? a. An ideal emf device sets up a potential difference and a real emf device does not. b. A real emf device sets up a potential difference and an ideal emf device does not. c.

A soccer player is running upfield at 10 m/s and comes to a stop in 3 seconds facing the same direction. What is his acceleration?

Which statement is true? A) When two resistors are connected in series, there is less total current in the circuit than if the two resistors were connected in parallel.

In a reaction with water, a base will accept a proton from the water; therefore, the water must be acting as an acid. True or False

What are the three properties of gravity

How do matter and energy interact?

What is something that has a lot of thermal energy?

Why do we use a shunt on the galvanometer