- 4.Highlight the correct respons 2/2 constant speed to the same final height. Which trial requires the greatest amount of force? A. Trial 1 B. Trial 2 C. Trial 3 D. It's the same force for all three trials.
- 4. Highlight the correct response constant speed to the same final height. Which trial requires the greatestamount of force? A. Trial 1 B. Trial 2 C. Trial 3 D. It's the same force for all three trials.
- Calculating Velocity and Acceleration (15 points) Ahways include the units. YOUR WORK (formula, numbers you start with, AND answer) FOR CREDIT v_(f)=gtimes time for objects in free fall where g=9.8m/s^2 1. What is the final downward velocity of a quarter dropped from a tower after 10 seconds? 2 A penny is dropped into a well that is 275 m deep. What is the downward velocity of the penny after 15 seconds? 3. If a block of wood that fell from a tall building reaches a speed of 78.4m/s , how long has it been falling? 4. An egg-drop experiment was dropped from the top of a building. What is the downward velocity after 4 seconds? 5. An acom fell from an oak tree.What was its speed after 1 second? 6. If a raindrop has a speed of 98m/s how long has it been falling?
- An ore sample weighs 17.70 N in air. When the sample is suspended I by a light cord and totally immersed in water.the tension in the cord is 11.90 N. For related problemsolving tips and strategies, you may want to view a Video Tutor Solution of Buoyancy.
- 4. State the conditions of STP using any units.
