by Sunday | Jan 4 | Physics WAEC
A. Ciliary muscles B. Pupil C. Iris D. Retina Correct Answer: Option C C. Iris Explanation Iris is similar to a diaphragm.
by Sunday | Jan 4 | Physics WAEC
A. Conduction only B. Convection only C. Radiation only D. All these methods Correct Answer: Option C C. Radiation only Explanation Vacuum is an enclosure with no air or agent of heat transfer
by Sunday | Jan 4 | Physics WAEC
A. First law of motion B. Second law of motion C. Third law of motion D. Law of universal gravitation Correct Answer: Option A A. First law of motion Explanation Newton’s First law of motion describes the straight motion of a...
by Sunday | Jan 4 | Physics WAEC
A. diffraction B. interference C. refraction D. reflection Correct Answer: Option D D. reflection Explanation Depth of sea can be measured by echo, a reflected sound waves.
by Sunday | Jan 4 | Physics WAEC
A. the conductivity of the air increases B. the conductivity of the air decreases C. conduction does not occur D. spark are produced Correct Answer: Option C C. conduction does not occur Explanation Conduction takes place in gases when air is pumped out of a...