the answer is CaO because that's what my homework says is correct
D. <span>Johannes Kepler argued that Earth was the center of the universe.
</span>
Answer:
4.7 is 10 as much as the number 0.47.
If you multiply 0.47 x 10 it will equal 4.7
Explanation:
<u>Answer</u>:
The greatest possible acceleration of the car is 
<u>Explanation</u>:



-------------(1)

----------------(2)
Solving the equation (1) and(2)








Next lets assume that the front wheels contact with the ground N_A = 0














Choosing the critical case



Answer:
4 seconds
Explanation:
bullet flies 200m/s. thus 800m/200m=4sec