Curiosity’s image of rock near the base of the channel on Mars was an exciting discovery for NASA. It changed many scientists’ thinking about the possibility of water on Mars and of its habitability. How did this piece of evidence change your thinking about the channel on Mars?

what was the acceleration of the 2 kg cart?

⇒ 16.0 cm/s2

what was the acceleration of the 4 kg cart?

⇒ 8.1 cm/s2

what was the acceleration of the 6 kg cart?

⇒ 5.3 cm/s2

the entire statement is true and correct.  

there's no diagram, nothing is illustrated, and no question is asked.

the duration of a photographic flash is related to an rc time constant, which is 0.100 μs for a certain camera.

statement #3 on andre"s list is false.