Physics Quiz 1
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Last updated over 5 years ago
7 questions
3
A car is traveling West on Old Milton Parkway at 100 km/hr when the driver spots a police cruiser in the bushes. The driver hits the brakes and the velocity of the car is reduced to 80 km/hr. How would you describe the acceleration of the car and driver? (Assume east is the positive direction).
A car is traveling West on Old Milton Parkway at 100 km/hr when the driver spots a police cruiser in the bushes. The driver hits the brakes and the velocity of the car is reduced to 80 km/hr. How would you describe the acceleration of the car and driver? (Assume east is the positive direction).
3
A rocket must be moving at least 11.2 km/s to break earth’s gravity. If a rocket starts from rest on the launchpad, what would best describe the motion it needs in order to reach orbit? (Space is 2000km from the surface of the planet).
A rocket must be moving at least 11.2 km/s to break earth’s gravity. If a rocket starts from rest on the launchpad, what would best describe the motion it needs in order to reach orbit? (Space is 2000km from the surface of the planet).
3
A person runs 3 km north. One hour later, she runs 3 km south. Which of the following statements describes the person’s complete trip? (select all that apply)
A person runs 3 km north. One hour later, she runs 3 km south. Which of the following statements describes the person’s complete trip? (select all that apply)
3
Compare and contrast average speed with average velocity
Compare and contrast average speed with average velocity
3
Select the following that are vectors
Select the following that are vectors
5
Molly leaves a history classroom and walks 29 meters north to a drinking fountain. Then she turns and walks 14 meters south to an art classroom. What is the Molly's total displacement from the history classroom to the art classroom?
Molly leaves a history classroom and walks 29 meters north to a drinking fountain. Then she turns and walks 14 meters south to an art classroom. What is the Molly's total displacement from the history classroom to the art classroom?
30