1.1QA-Review

From Mbscientific_wiki

-- 1.1 QA Review --

1- Photon is composed of : a- electric field only b- magnetic field only c- electro-magnetic field

2- Photon has an electrical charge: a- true b- false

3- Photon has magnetic pole: a- true b- false

4- Photon has mass: a- true b-false

5- high energy photons (gamma rays) can split to produce matter (electron-positrons): a- true b- false

6- It is postulated as an axiom that the speed of light is the highest attainable speed: a- true b- false

7- Photon (light) attains the maximal speed because all of its energy is in the form of kinetic energy: a- true b- false

8- From a stationary observer's perspective, as an object with a clock approaches the speed of light: a- the clock speeds up b- the clock slows down c- none of the above

9- From a stationary observer's perspective, as an object with a yard stick approaches the speed of light: a- the stick lengthens b- the stick shrinks c- none of the above

10- Relativity describes the relation of space (length) and time (span) relative to observers at different speeds: a- true b- false

11- If a twin (Jim) is on earth while while his twin (John) is traveling at near the speed of light, when John returns to earth: a- Jim is older b- Jim is younger c- both twins are of the same age

12- an elementary particle is occupies a fixed point in space and time: a- true b- false

13- an elementary particle occupies a range in space and time: a- true b- false

14- Our Perceived Reality (what we observe) and the Inherent Reality (of its own volition) are as a rule identical: a- true b- false

15- The presently known elementary particles are: a- complete b- incomplete

16- The presently known elementary particles can describe the formation of atoms: a- true b- false

Answers

1-c, 2-b, 3-b, 4-b, 5-a, 6-a, 7-a, 8-b, 9-b, 10-a, 11-a, 12-b, 13-a, 14-b, 15-b, 16-a