1 The Smith family is having fun on a high speed train travelling at 49.8 m/s. Mr. Smith is at the back of the train and fires a pellet gun with a muzzle speed of 22.4 m/s at Mrs. Smith who is at the front of the train. What is the speed of the bullet with respect to Earth?
2 The Smith family is having fun on a high speed train travelling at 49.8 m/s. Mrs. Smith, who is at the front of the train, fires straight towards the back with a bullet that is going forward with respect to Earth at a speed of 26.4 m/s. What was the muzzle speed of her bullet?
3 The Smith family is having fun on a high speed train travelling at 49.8 m/s. The daugher fires at Mr. Smith with a pellet gun whose muzzle speed is 29.2 m/s. She was situated across the isle, perpendicular to the length of the train. What is the speed of her bullet with respect to Earth?
4 The Smith family got in trouble for having fun on a high speed train travelling at 49.8 m/s. Mr. Smith is charged with having fired a pellet gun at his daughter (directly across the isle) with a bullet that had a speed of 91.8 m/s with respect to Earth. How fast was the bullet going relative to the daughter (i.e. train)?
1 The Smith family is having fun on a high speed train travelling at 48.8 m/s. Mr. Smith is at the back of the train and fires a pellet gun with a muzzle speed of 25.7 m/s at Mrs. Smith who is at the front of the train. What is the speed of the bullet with respect to Earth?
2 The Smith family is having fun on a high speed train travelling at 48.8 m/s. Mrs. Smith, who is at the front of the train, fires straight towards the back with a bullet that is going forward with respect to Earth at a speed of 20.2 m/s. What was the muzzle speed of her bullet?
3 The Smith family is having fun on a high speed train travelling at 48.8 m/s. The daugher fires at Mr. Smith with a pellet gun whose muzzle speed is 21.6 m/s. She was situated across the isle, perpendicular to the length of the train. What is the speed of her bullet with respect to Earth?
4 The Smith family got in trouble for having fun on a high speed train travelling at 48.8 m/s. Mr. Smith is charged with having fired a pellet gun at his daughter (directly across the isle) with a bullet that had a speed of 92.5 m/s with respect to Earth. How fast was the bullet going relative to the daughter (i.e. train)?