Why do seasonal and night and day cycles occur

If you were making a tool used to handle live electrical wires which class of materials would you most likely use?

A uniform electric field contains a number of particles. All are experiencing forces in the same direction as the electric field. What can be concluded from this? All the particles have negative charges. All the particles have positive charges.

Gerry is looking at salt under a powerful microscope and notice a crystalline structure. what can be known about the salt sample that Gerry is looking at

Charges q1 and q2 exerts repulsive forces of 10N on each other what is the repulsive force when their separation is decreasing so that their final separation is 80% of their initial separation?

6. For the following questions, use a periodic table and your atomic calculations to find the unknown information about each isotope: You have an isotope with 23 protons and 29 neutrons. What is the mass number? 23 29 52 6

Which of the following statements accurately describes the sign of the work done on the box by the force of the push? 1 - positive 2 - negative 3 - zore

Which object has the most gravitational potential energy? A. an 8 kg book at a height of 3m B. an 5 kg book at a height of 3 m C. A 5 kg book at a height of 2 m D. a book at a height of 2 m

A moving object has a kinetic energy of 150 j and a momentum with a magnitude of 30.0 kg•m/s. determine the mass and speed of the object

How does changing depth affect water pressure

The mass of a rigid rod is 0.60 kg and its length is 39.0 cm. Calculate the moment of inertia (in kg · m2) for the rod if it is pivoted about an axis through the center of mass of the rod. (Assume the axis is perpendicular to the rod.