Amirror is used for reflecting light, and typical mirror materials are quartz or nickel plated aluminum. Given these facts, what are used for reflecting light among the following options: - extremely important - Electrical energy - an electron lens - Bundles of fibers - quart or nickel plated aluminum - an external framework - that material's properties - To another location like underground
quart or nickel plated aluminum

(Question)
Monotremes are mammals that reproduce by laying eggs, and echidnas are monotremes, or egg laying mammals. Given these facts, how does an echidna reproduce among the following options: - during the day - it can be seen - gastropod shells - Laying eggs - litter - aerobic capacity - mechanical - electrically
(Answer)
Laying eggs

Ques: Lung cancer is most often caused by exposure to tobacco smoke, and lung cancer continues to kill, despite modern therapies. Given these facts, what can kill among the following options: - thoughts - Tobacco smoke - satisfaction - Electric devices - flow of electrons - taxes - animals - heat produced
Ans: Tobacco smoke

(Q).
Melting is when solids are heated above their melting point, and softer melt point wax is used to produce an even burning candle. Given these facts, what allows candles to burn and wax to melt among the following options: - nektar - lids - energy - sugar - heat - displays - jars - power
(A).
heat

Ques:Aging occurs as cells lose their ability to divide, and cell damage also occurs during ageing. Given these facts, cells can be damaged when they lose their ability to what among the following options: - divide - retina - produce air - grow - produce enzymes - alveoli - stay warm - breathe

Ans:divide

When water freezes , that water expands, and water in the rocks pushes out when it freezes thus causing the rocks to break. Given these facts, what does frozen water break among the following options: - lake - ice - crust - sky - rivers - nektar - Weight - rock
rock