Which two forces act directly on objects that are unable to be viewed by the unaided eye?

electromagnetic and strong

gravitational and electromagnetic

strong and weak

weak and gravitational

Explain how fossil fuel use in the US makes us vulnerable to the demands of foreign countries.

Find the electric flux passing through the 45° surface of an upright circular cone with a base diameter of 4 m if the electric field going through it is a uniform 20 N/C directed straight upward.

What energy comes from swinging a bat

As a healthcare professional. how do you plan. on maintaining. patient privacy

This is the distance from the peak to a peak of a successive wave.

A light wave is traveling straight up out of the ocean then moves out into the air how do you expect the movement of the light wave to change the light wave will

To verify that this expression for (vf) α has the correct units of velocity, you need to perform some unit analysis. begin by finding the equivalent of a volt in terms of basic si units.

Which of the following best describes transverse waves

What are the arrangement of resistors in series

A pilot flies horizontally at 1300 km/h, at height h! 35 m above initially level ground. However, at time t! 0, the pilot begins to fly over ground sloping upward at angle u! 4.3° (Fig. 2-38).