You are on a train platform and a train, traveling at 10 mph, pass by you moving to the right. A person on that train is moving at -5 mph as they walk to the left through the train. How fast does the person, walking on the train, appear to be moving to you? 5 mph to the right b. 5 mph to the left 10 mph to the left d. 0 mph to the left c.

2) An astronaut who is 6 ft high on the earth, lying parallel to the axis of a spacecraft moving at a speed of 0.9 relative to the earth. How tall is the astronaut when measured in the plane? a. 9 ft b. 6 ft c. 3 ft d. nothing is right

QUESTION 12 You are in a car that is traveling at 40 mph. A car traveling at 50 mph passes you. How fast does that car, that passes you, appear to move? a. 50 mph b. 20 mph c. 10 mph d. 40 mph QUESTION 13 You are on a train platform and a train, traveling at 10 mph, passes by you moving to the right. A person on that train is moving at -5 mph as they walk to the left through the train. How fast does the person, walking on the train, appear to be moving to you? a. 5 mph to the left b.0 mph to the left c. 10 mph to the left d. 5 mph to the right QUESTION 14 Which acceleration below would you feel the most? a. 20 m/s^2 b. 10 m/s^2 c. 15 m/s^2 d. 5 m/s^2 Click Save and Submit to save and submit. Click Save All Answers to save all answers. Sa MacBook Pro esc

Race rocket driver Suzy is heading down the final straightaway, approaching the finish line at 1.0 x 108 m/s. Her fans, at the finish line straight ahead, are shooting laser beams toward her (but not into her eyes). The speed of light is 3.0 x 108 m/s. How fast are the light waves approaching in Suzy's reference frame? 3. a) Light waves do not travel in Suzy's frame. b) 1.0 x 10² m/s c) 3.0 x 108 m/s d) 4.0 x 10² m/s