When a pair of balanced forces acts on an object, the net force that results is A. greater in size than both forces combined. B. equal to zero. C. greater in size than one of the forces. D. equal in size to one of the forces.

When may it be a good idea to use scientific notation or Si prefixes?

Which change will cause an increase in the electric current produced through electromagnetic induction? using more wire loops in the solenoidusing the opposite pole of the magnetusing a weaker magnetmoving the solenoid slower?

The diagram shows monochromatic light passing through two openings. What do the areas labeled X, Y, and Z represent?

What physics is involved for a passenger feeling pushed backward into the seat of an airplane when it accelerates along the runway during takeoff?

The doctor writes a prescription for na heparin 20,000 units in 500 ml n. s. infuse over 8 hours. what is the flow rate in ml/hr?

What is the period of vibration for a wave with a frequency of 150 hertz?

What direction do s waves move in

A car has an initial velocity of 11.2 m / sec. the car accelerates at 10.0 m / s2 for 8.0 seconds. what is the velocity of the car at the end of the 8.0 seconds?

You're going to open the door further by giving it a brief, hard push. first, you'll push the door at its center. then, you'll push it near the door knob. both pushes are equally hard, and last the same length of time.

In which phenomenon does Earth's magnetic field play an important part? A retaining gases around Earth to form the atmosphere B. stratifying the atmosphere into layers c. movements of tectonic plates D. spreading of the sea floor E.