MrMrMangohead

Q10. Sitting in the passenger seat you observe that the drive of the car needs only 3 seconds to come from a speed of 35 mph on the entrance ramp to the interstate to a speed of 70 mph on the interstate. What is the car's acceleration? How much distance d...

Q17. How long does it take the minute arm on a wall clock or wristwatch to make one revolution? Measure the length of a second arm on a wall clock or wrist watch and calculate the speed of the tip of the minute arm.

Q11. A person has a mass of 70 kg. What is this person's weight? What is the force that this person exerts onto the Earth? What is the Earth's acceleration because of this person?

Q12. How big is a Moon? How big is a Mars? What is therefore the weight of the person from Q11 on the Moon? What is the person's weight on Mars?

Q8. Explain what action/reaction pair is acting to help you walk. Describe magnitudes and directions of these two forces.