D) 68.6 m/s
Final Velocity = Initial Velocity - (Gravity)(Time)
Final Velocity = 0 m/s - (-9.8 m/s)(7s)
Final velocity = 68.6 m/s
Answer: B
Explanation: Mars and Venus are terrestrial so a planet in between would be as well
Answer:
the difference is that permanent gases have larger residence times and Variable gases have shorter residence times
False. Sometimes pushing yourself can help your mind to tell itself "I can do this!" Besides, sometimes pain is a great motivator!