What is the mass of 1 l of water? what is its weight in newtons?

Is the voltage difference potential or potential energy?

How does the time at which you see things happen at a baseball game compare to the time when you hear things happen? Explain your answer

When does a roller coaster have the most kinetic energy

Does the force of gravitation exist between two objects on the earth

Over the course of a martian year, what are the ranges of the rms speeds of the co2 molecules.

How much would a 100kg man weigh on the surface of the sun where the acceleration is 274 m/s

How much current is in a circuit that includes a 9 - volt battery and a bulb with a resistance of 12 ohms?

Find the current Voltage VD and current ID in the following circuit assuming (a) ideal diode. (b) Constant voltage drop model with Von = 0.75V (c) using the exponential model (I_0=1*10^ (-14)). Verify your results through Multisim simulation

Suppose two stars are located in region a of the h-r diagram shown in the figure below. Star X appears much dimmer that Star Y as seen from Earth. Which Star can be inferred to be nearer to Earth, and how do you know?

A student examining a joint observes collagen-rich connective tissue fibers linking the bones, but finds no synovial cavity. Which structural classification fits the observed joint?