eQuizShow

Physics

Speed

Question: What is the formula for speed?
Answer: Speed=Distance/Time

Question: What is the difference between "speed" and "velocity"?
Answer: Velocity is speed in multiple directions, while speed is just the rate in any one direction.

Question: Bob was driving for 3 hours, and he drove 165 miles, what was his average speed?
Answer: Bob's average speed was 55 miles per hour.

Question: New York is 200 miles away from Veronica's house, and it took her 4.5 hours to get there. On the way home it only took Veronica 3.25 hours. A) How fast was she going on the way there? B) The way back? C) What was the difference in speed? Round your answers to the nearest one.
Answer: A) 44 miles/hour B) 62 miles/hour C) 18 miles/hour

Question: Darko runs 37 miles in 16 hours. He then, after resting for 15 minutes, runs another 741 yards in 8 minutes. What was Darko's average speed in yards/minutes, including the 15 minutes of rest?
Answer: 67 yards per minute

Velocity

Question: What is the formula for velocity?
Answer: Velocity=Displacement/Time

Question: To find the velocity of a moving object, would you need to know its displacement or distance?
Answer: Displacement

Question: A car was driving south for 10 miles in 20 minutes, and then turned west and continued on 30 miles for another 40 minutes. To find the velocity, would you find the distance or displacement.
Answer: You would find the displacement to find the velocity.

Question: Harold drove west 200 miles in 3 hours, then he realized he went too far and turned around and continued 25 miles east. His whole trip took him 3.5 hours. What was his velocity?
Answer: His velocity was 50 miles/hour.

Question: Nicholas bikes for two hours. He starts one mile east of Billy's Bowling Bar, and continues 12 miles east. He makes a right at Harry's Hair Salon and bikes another 16 miles until he gets to Teresa's Taco Truck. What was Nicholas' velocity.
Answer: 10 miles/hour

Acceleration

Question: What is the formula for acceleration?
Answer: Acceleration= Change in velocity/Time taken

Question: To find the acceleration of a moving object, do you need to know its velocity or speed?
Answer: Velocity

Question: It took Tyrone thirty minutes to get from Sharon to Boston. Half way to Boston he was going 40 miles per hour, but when he arrived in Boston he was going 60 miles per hour. What was his average acceleration?
Answer: His average acceleration is 2/3 or .66666666666666666 miles per hour

Question: Moses starts his run going 8 miles per hour. He runs for two hours, and it takes him 45 minutes to finish the last 3 miles. What was his deceleration?
Answer: His deceleration was 1/30 miles/hour

Question: Lester is running a marathon. By miles 6 and 1/2 he is running 10 miles an hour, and one hour later at mile 13 he is running 8 miles per hour, but 3 hours later when Lester finishes the marathon he is only running 4 miles per hour. What is Lester's deceleration from: a) the beginning of the race to the end b) beginning to thirteen mile mark c) 13 mile mark to the end
Answer: A: -2/3 miles per hour B: -2 C: -1 1/3

Distance

Question: What is the formula for distance?
Answer: Distance= Speed x Time

Question: What is the difference between "distance" and "displacement"?
Answer: Distance is the total amount one has traveled, while displacement is the distance from his/her starting point to finishing point.

Question: Timothy walked for forty minutes. He walked 2 miles east, and the one mile south. To find his velocity, would you need the distance or displacement?
Answer: Displacement

Question: Mason was driving 80 miles per hour when he got pulled over for speeding. He was talking to the police officer for about 30 minutes until he started driving again. He drove for another hour at a constant speed of 60 miles/hour. If his whole trip took him 3.5 hours, how far did he travel?
Answer: He traveled 220 miles.

Question: Jerry doing a triathlon. He starts biking at 9:30 going 25 miles/hour. Then he jumps into the lake and swims at a constant rate of about 3 miles/hour, and then at 11:45 starts running at 6 miles/hour. The whole race takes him 3 hours. If he was swimming for an hour and a half, A) How many miles did he bike? B) Swim? C) Run? D) Total?
Answer: A) 18.75 miles B) 4.5 miles C) 4.5 miles D) 27.75 miles

Displacement

Question: What is the formula for displacement?
Answer: Displacement= Velocity x Time

Question: What is an example from life when one's distance and displacement are the same?
Answer: As long as you are walking in a completely straight line from Point A to Point B, your displacement and distance will be the same.

Question: If Jamal walks 600 meters east, then 200 meters west and 800 meters east again. What is his displacement?
Answer: His displacement is 1200 meters.

Question: Spot the dog starts running at his house, and ends at Rex the dog's house. Rex lives 2 miles north of the Sandwich Shack which is 880 yards south of Spot's house. What was Spot's displacement?
Answer: Spot's displacement was 1.5 miles

Question: Henry starts walking 10 feet east of the ice cream stand, which is 20 feet south of Billy's Burger Hut. If he finishes at Pablo's Pizzeria, which is 45 degrees north-west of Henry's starting point and 30 feet west of Billy's Burger Hut, what is his displacement?
Answer: The displacement is 40 feet