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SC100 Class 4 Homework Assignment. 1. “Eighty miles per hour toward the northeast” is an example of a. acceleration. b. uniform motion. c. rate . d. velocity. e. speed. SC100 Unit 3b Homework Assignment. 2. A car going around a racetrack at constant speed a does not accelerate.
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SC100 Class 4 Homework Assignment • 1. “Eighty miles per hour toward the northeast” is an example of • a. acceleration. • b. uniform motion. • c. rate . • d. velocity. • e. speed.
SC100 Unit 3b Homework Assignment • 2. A car going around a racetrack at constant speed • a does not accelerate. • b. does accelerate. • c. is acted upon by inverse forces. • d. is not acted upon by forces. • e. is an example of compound motion.
SC100 Unit 3b Homework Assignment • 3. Which difficulty did Galileo encounter when trying to study falling objects? • a. measuring time in units less than seconds • b. lack of funding • c. measuring distance in units less than centimeters • d. a edict banning research in astronomy • e. building the apparatus
SC100 Unit 3b Homework Assignment • 4. Which of the following is in uniform motion? • a. a horse circling a racetrack at 15 mph • b. a rocket as it blasts off from the launch pad • c. an Olympic skier winding through a slalom course • d. a high diver spinning in the air • e. a train traveling west at 70 mph
SC100 Unit 3b Homework Assignment • 5. The terms weight and mass are interchangeable. True or False? • 6. What is the main difference between velocity and speed? Give a Short Answer: