by Sunday | May 21 | Physics WAEC
A. matter can change spontaneously from one state to another B. matter cannot be destroyed C. force is required to change natter from one state to another D. matter is made up of tiny particle Correct Answer: Option D D. matter is made up of tiny...
by Sunday | May 21 | Physics WAEC
A. 49.6g B. 37.2g C. 24.8g D. 12.4g Correct Answer: Option A A. 49.6g Explanation 1→1/2→1/4→1/8→1/16→1/32 1/32=1.55g 1 = 1.55 x 32 =49.6g
by Sunday | May 21 | Physics WAEC
A. are electromagnetic waves B. can be used to study crystal lattice C. can destroy living cells D. are produced from the nucleus of an atom Correct Answer: Option D D. are produced from the nucleus of an atom
by Sunday | May 21 | Physics WAEC
A. close-circuit television camera B. burglar alarm C. solar cells D. periscope Correct Answer: Option D D. periscope
by Sunday | May 21 | Physics WAEC
A. number of electrons is equal to the number of protons B. number of electrons is equal to the number of neutrons C. number of protons is equal to the number of neutrons D. electrons of the atom are buried deeply in the nucleus Correct Answer: Option A A. number of...
by Sunday | May 21 | Physics WAEC
A. mechanical energy B. electrical energy C. chemical energy D. thermal energy Correct Answer: Option B B. electrical energy