How are the electric field lines around a positive charge affected when a second positive charge is rear it?

If a substance cannot be separated physically or chemically it is?

Give an example of how friction can be used and an example of how friction can be harmful

Light travels faster in a material with a lower index of refraction. O A. True B. False O

While doing an experiment you measure the length of an object to be 32.5cm. The measuring device that you are using measures to a millimeter. How can you decrease the error associated with your measurements

Important result of french revolution

Suppose you were examining a pulsing radio signal from a stellar remnant in a distant part of the Milky Way.

Which pair of properties do all liquids have? A) Fixed volume; no definite shape B) Conducts electricity well; compressible C) Compressible; brittle D) Good conductor of heat; takes shape of container

0.2000 kg of water at 20.00°C is contained in a 0.1000-kg copper container. The container is shaken vigorously for 10.00 minutes to cause the temperature to rise to 22.00°C. Calculate the work done on the system and the heat supplied to the system.

Suppose all of the apples have a mass of 0.10 kg and one of the apples in the bowl (C) is 1.0 meter off the ground. If the apple (C) falls from the table, what is the maximum kinetic energy it can gain?

Where would a car traveling on a roller coaster have the most potential energy At the bottom It's always the same At the top Halfway to the top