Distribute the number of electrons using electron pattern, encircle the valence electron and show the orbital diagram of the following elements: 1. Mg = 12
2. C= 6
3. Kr= 36
4. Y= 39
5. Cl= 17
6. Sn =50
7. P =15
8. F= 9
9. I =53
10. Ne= 10

28. evolution

29. environment, survive, offspring  

explanation:

speed

ratio of distance traveled to time interval

net force

vector sum of forces on object

object

source of diverging light rays either luminous or illuminated

don't remove my answer im trying my best to answer them

explanation:

prolly a beacuse the momentuem the car has increases while going down hill