Questions by Jeff Walker

Questions by Jeff Walker

Which of the following women was responsible for establishing the American Red Cross? Mary WalkerAntonia FordHarriet TubmanClara Barton

asked Jul 23, 2017

1 answer

4 votes

78.5k views

The earth exerts a gravitational force on the moon. the moon exerts a gravitational force on the earth. how do the magnitudes of these two forces compare? note that the mass of the earth is 81 times the

asked May 8, 2017

1 answer

2 votes

200k views

who is an American scientist his debate with Darwin over Evolution sparked a revolution and thinking and teaching in American colleges

asked Apr 11, 2017

1 answer

4 votes

208k views

For a certain game, the probability of choosing a card with the number 13 is 0.008. What is the probability of not choosing card 13?

asked May 9, 2016

1 answer

0 votes

215k views

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