On a cool morning, Uyen's breath can form a cloud when she breathes out. Which changes of state are most responsible for Uyen seeing her breath in this way?

A shark is in the ocean trying to catch fish. If the shark swims to the right for 30 meters, then swims to the left for 15 meters, and them swims back to the right for 50 meters. What is the shark's displacement?

Dominic is the star discus thrower on South's varsity track and field team. In last year's regional competition, Dominic whirled the 1.6 kg discus in a circle with a radius of 1.1m, ultimately reaching a speed of 52 m/s before launch.

The unit for measuring the strength of an electric current

The electric field between two parallel plates connected to a 30 v battery is 1350 v/m. how far apart are the plates?

Which of the following charged particles will experience no magnetic force while in a magnetic field. A particle moving at a 90 degree angle to the magnetic field. A particle moving at a 45 degree angle to the magnetic field.

A short term affect of anorexia might include wight loss

True or false / the thermal energy of an object is the total energy of the particles in a material

A bucket of water of mass 16.0kg is suspended by a rope wrapped around a windlass, that is a solid cylinder with diameter 0.350m with mass 11.4kg. The cylinder pivots on a frictionless axle through its center.

Which principle explains how fiber optics can transmit data in the form of light pulses over large distances with little loss in signal strength? total internal reflection the index of refraction the index of reflection total internal refraction

Why is copper a pure substance