Q: Answer the question

The theory of spontaneous generation was eventually disproved scientifically by

A: conducting a controlled experiment.

Q: Answer the question

Which geologic feature is evidence that the North American plate once collided with the Eurasian and African plates?

A: the Appalachian Mountains

Q: Answer the question

A ball on a cart is moving at a rate of 2 m/s. The cart suddenly stops and the ball continues to travel in the same direction at the same speed. This is an example of the

A:
first law of motion.