Strip electrons from an atom and the atom becomes a

Which of the following objects has the greatest kinetic energy? a baseball flying through the air at 20 miles per hour a baseball flying through the air at 90 miles per hour a baseball sitting on the ground a baseball flying through the air at 45

Discuss radio waves and gamma rays. Describe two ways that they are Alike

Modern oil tankers weigh over a half-million tons and have lengths of up to a quarter of a mile. Such massive ships require a distance of 5.0 km (about 3.0 mi) and a time of 22 min to come to a stop from a top speed of 26 km/h.

Explain 2 reasons it is wise to use energy-efficient electric appliances.

If you are an astronaut in the middle of the near side of the moon during a full moon, how would the ground around you look? How would earth, high in your sky look? Describe what is in sunlight and what is the in darkness?

A 500kg elevator is raised to a height of 10 m in 10 seconds. Calculate the power of the motor. 490 W 49,000 W 4900 W 490,000 W

Which one of newton's laws does a doll riding a dog represent

Archimedes tells us the lifting power of a balloon (how much mass it can lift) is equal to the difference between the mass of the balloon and the mass of the air it displaces.

What are the parts of a pendulum? Describe each part.

Why do space suits need to be pressurized?