Questions by Peter Fine

Questions by Peter Fine

Horses and donkeys can mate, but they produce a mule, which is always a sterile animal. This means that they cannot produce viable offspring and are reproductivelygeographicallytemporallybehaviorally isolated.

asked Sep 22, 2018

2 answers

0 votes

28.4k views

1. In which region of the oceans dose good mixing prevent layering? A. tropical region B. polar region C. areas near continents D. the open ocean 2. wind , friction, and the Coriolis effect combine to

asked Sep 19, 2018

1 answer

2 votes

226k views

Kari uses substitution to decide whether x2+x is equivalent to x(2x+1). She says the expressions are equivalent because they have the same value when x=0. Is Kari correct? Explain.

asked Mar 7, 2016

1 answer

2 votes

190k views

Which country led Europe in sailing innovations in the 15th century

asked Jul 19, 2015

1 answer

3 votes

72.5k views

Why is acceleration negative in a free fall?

asked Mar 23, 2015

2 answers

0 votes

155k views

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