A birdbath contains 0.5 liters of water. A rainy day adds a 215 milliliters more water to the birdbath. How many total milliliters of water are in the birdbath after it rained?

What is an electric motor? explain its operation. 2-3 sentence

A6.0-kilogram cart initially traveling at 4.0 meters per second east accelerates uniformly at 0.50 meter per second squared east for 3.0 seconds. what is the speed of the cart at the end of this 3.0 second interval? (1) 1.5 m/s (3) 3.0 m/s (2) 5.5 m/s (4) 7.0 m/s

What practical value did astronomy offer to ancient civilizations?