Astudent aims a cork gun at a small dot on the wall. the wall is 10m from the students, and 8m above the level of the gun. the gun can launch corks with a speed of 12m/s. how high must the gun be aimed to hit the spot?

Which statement about covalent bonds is true

An object is located 30.0 cm from a concave mirror. the focal length is 15.0 c,. what is the image distance? a. 30.0 cm b. -10 cm c. 10.0 cm d. -30.0 cm

Which is an example of gaining a static charge by conduction? a) rubbing a balloon against your hair. b) shuffling your shoes across a carpet. c) bringing a charged rod near an electroscope. d) touching your car on a cold day and getting a shock.