Which of these particles is classified as a lepton?

(A) - electron

(B) - proton

(C) - neutron

(D) - photon

(E) - boson

How many degrees is in the centre of the sun

Technician A says when diagnosing an overheating hydraulic system, be sure that the oil cooler is not plugged and the cooler's fan is working.

Group 2 and Group 3 stars represent which stages of development? Describe these groups in terms of their relative age, size, brightness, and temperature.

How much will you save if you buy and item listed at $175.50

Describe two characteristics of thunderstorms that lead to hail formation

An electron in a vacuum is first accelerated by a voltage of 51400 V and then enters a region in which there is a uniform magnetic field of 0.4 T at right angles to the direction of the electron's motion. The mass of the electron is 9.

A narrow is used to slow the flow of electron in a circuit. You would write the amount current is slowed using what units A. Volts B. ohms C. amps D. dergees

If you drop an object from a height of 1.9 m, it will hit the ground in 0.62 s. if you throw a baseball horizontally with an initial speed of 34 m/s from the same height, how long will it take the ball to hit the ground?

What are the three electrical properties?

A constant net force acts on an object. Describe the motion of the object.