A 50 N girl climbs the flight of stairs in 3 seconds. How much work does she perform? How much power does she use? *

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.

Why don't you see your reflection in water with waves or repples

Why is it important always to use horizontal bars in unit fractions when performing unit conversions?