How will the current change if the voltage in a circuit is held constant while the resistance halves? 1. the current remains unchanged. 2. it's impossible to predict. 3. the current quadruples. 4. the current doubles. 5. the current halves?

Which of the following is a characteristic shared by both electron and light microscopes? a. they both employ the use of objective lenses. b. both microscopes require an internal camera to visualize the specimen. c. both microscopes have a resolving power of 0.01 nm. d. they both utilize white light to magnify the specimen.

What electron configurations do atoms usually achieve by sharing electrons to form covalent bonds?

Aball is thrown vertically upwards from the top of a tower with a speed of 100m/s.it strikes the pound near the base of the tower after 25sec . the height of the tower is