Two forces A and B act on an object in opposite directions. A is bigger than B. What is the net force acting on an object?

An ion source is producing 6Li ions, which have charge + e and mass 9.99 * 10-27 kg. The ions are accelerated by a potential difference of 13 kV and pass horizontally into a region in which there is a uniform vertical magnetic field of magnitude B =

A man rides in an elevator while standing on a bathroom scale calibrated to read force in Newtons. As the elevator starts to move upwards it speeds up with an acceleration of magnitude 2.1 m/s2. The scale displays a force of 844.9 N.

n ice skater has a moment of inertia of 5.0 kg-m2 when her arms are outstretched. At this time she is spinning at 3.0 revolutions per second (rps). If she pulls in her arms and decreases her moment of inertia to 2.

A light beam is incident on a piece of fluorite (n = 1.434) at the Brewster's angle. (a) Find the value of Brewster's angle. ° (b) Find the angle of refraction for the transmitted ray.

Write a paragraph that explains how one gene can be responsible for many traits, and how how many genes can be responsible for one trait

Write a good scientific question that can be answered by Guadalupe based on what is described above. Label the independent and dependent variable within your question.

Which one is more accurate M1 = 1.0cm + - 0.1cm M2 = 0.10cm + - 0.01cm M3 = 0.100cm + - 0.001cm A. M1 B. M2 C. M3 D. All have same accuracy

What is the name of the group of elements that are human-made and do not occur in nature?

The waters of a lake will be most layered in which season A. winter B. spring C. summer D. fall

a 160kg space vehicle is traveling along a straight line at a constant speed of 800. meters per second. the magnitude of the net force on the space vehicle is