If the earth were not tilted on its axis, what would you expect to happen?
a) days would be shorter than 24 hours.
b) a year would be longer than 365 days.
c) we would not have seasons like we do now.
d) there would be no day and night, just days.

In this thread, i would like you to comment on the nature of light and how operation of telescopes. light has a duality of a particle and a wave; which one affects your life? also how does light interact with optics inside telescopic systems? answer these questions in two paragraphs. then respond the another students response.

Which of the following is tru about semi-conductors

What is the percent yield of titanium (iv0 oxide, if 10.2 are formed when 25.7g of titanium (iv0 chloride react?