kwa kuwa tunaishi kwenye dunia/earth ndio maana tunasema "sun rise or sun set" ingekuwa nafafanua kifizikia ningesema -Assume the earth is stationary ... halafu ndio hayo mengine yangefuata.
kama naanza kukuelewa.
If the sun is static, and the earth rotates. Of the two, which one 'rise and set'?
If the sun is static, and the earth rotates. Of the two, which one 'rise and set'?