Rounded to the nearest whole number, how many protons are in an atom of krypton?

A 36

B 48

C 84

D 120

What is the momentum of a 1300-kg car traveling with a speed of 33 m/s?

Imagine you are going on a rid in a spacecraft next to earth. Your trip takes one whole year. Describe earth's tilt in the northern hemisphere during your trip. What happens as a result of the tilt?

a cyclist must travel 800 km. how many days will the trip take if the cyclist travels 8/h day at an average speed of 16km/h

Which class of elements is most effective at conducting electricity and heat

A flower pot falls from a balcony of an apartment building in Salem, Oregon and injures a person. Your job is to determine the apartment from which it originated. Video footage from the second floor indicates that it traveled past a 4.

Your odometer of your car says 54 123 miles when you start your trip, your watch says 9 45 AM When you get to your estination the odometer says 54 miles and your watch says 11 45 AM What is your average velocity (assuming you were traveling due

Briefly explain how an electric motor works.

When is a hypothesis developed in the scientific method? before there is a question after a question has been identified and observations are made after an experiment if the experiment justifies one

Interactive LearningWare 4.1 reviews the approach taken in problems such as this one. A 1800-kg car is traveling with a speed of 14.0 m/s.

Compare the Lagrangian method with the Newton-Euler method in detail.