OPENERS 3-3 TO 3-7 Physical Science
MONDAY Bob is pulling a crate at a constant velocity of 2m/s. He exerts a force of 150N. What is the force of friction?
TUESDAY You can throw a ball at 10m/s. How fast would the ball be going if you threw it forward from a truck going 30m/s?
WEDNESDAY Give an example of Newton’s third law in action.
THURSDAY What velocity would the train worker see the hobo going at?
FRIDAY What is the velocity of the arrow when it hits the target if the horse is going 20m/s and the bow shoots at 80m/s?