Consider these measurements: 10 m, 10 m/s, and 10 m/s. Which is a measure of distance, which of speed, and which of acceleration?

Q: A plane is flying at a velocity of 12m/s, if this accelerates and it reaches a velocity of 20m/s,…

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Q: What is the difference between acceleration, velocity, and speed?

A: Acceleration: It is the rate of change of velocity of an object with time. It is a vector quantity.…

Q: What's the difference between velocity and acceleration?

A: Velocity is the rate of displacement of an object. It is measured in m/s. Acceleration is the rate…

Q: How are speed and velocity different?

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Q: Which has a greater speed, a velocity of +5 m/s or a velocity of −10 m/s

A: We need to compare the velocity

Q: Henrietta is riding the Giant Drop at Great America. If Henrietta free-falls for 2.9 seconds, what…

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Q: Calculate the change in velocity of a baseball if it experiences an acceleration of 95…

A: Acceleration of the baseball (a)=95 miles/hr/sec. Time (t)=0.8 seconds

Q: Distinguish between speed and velocity?

A: To understand the difference between speed and velocity, we must understand the distance and…

Q: 60 40 20 10 15 20 Speed in feet per second

A: Given, Speed-time graph is given.

Q: An object accelerates uniformly from rest to 8.4 m/s in 7.4 seconds. Find:the time it takes to…

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Q: Is Constanst Speed means Acceleraton is 0? constant velocity means also acceleration is 0? Or Steady…

A: Acceleration is defined as the rate of change of velocity. So, whenever there is a change in the…

Q: What law tells us why we should buckle up?

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Q: If a squirrel at the top a of tree 17 meters high drops a walnut, how long will the take to reach…

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Q: In 3.0 seconds, the braking of an automobile reduces its speed from 74 miles per hour to 30 miles…

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Q: Rank the following speeds in order of decreasing magnitude. Indicate ties where appropriate. Rank…

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Q: Oscar can run 11 miles in 90 minutes,while candy can run 6 miles in 50 minutes.Who is the faster…

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Q: Show that the average speed of a rabbit that runs a distance of 30 m in a time of 2 s is 15 m/s.

A: The expression for the average speed is,

Q: If matthew rides south on his bicycle in a straight line for 23 min(0.383hr) with an average…

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Q: An object is thrown vertically upward at 35 m/s, the velocity of the object 5 s later is: 7.0m/s up…

A: Solution: Given that initial velocity =35 m/s time t = 5 s

Q: Show that average speed of a rabbit that turns a distance of 30m in a time of 2s is 15m/s?

A: Given information:The total distance travelled by the rabbit (s) = 30 mTotal time take (t) = 2 s

Q: What is the acceleration of a car that starts from rest and travels 20 meters in 9 seconds?

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Q: Calculate the acceleration of a car that starts at 20 miles per hour and speeds up to 55 miles per…

A: Solution: Given that vi = 20 mph  vf = 55 mph t = 7 s = 7/3600 h

Q: An object accelerates uniformly from rest to 3 m/s in 7.1 seconds. Find:the time it takes to change…

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Q: Consider these measurements: 10m, 10m/s and 10m/s2. Which is a measure of distance, which of speed…

A: To identify the measure we need to focus on the units. The unit of distance is m. The unit of speed…

Q: How does a car with an acceleration of 2.0m/s2 take to go from 10m/s to 30m/s?

A: Given data:  Acceleration (a) = 2.0 m/s2  Initial velocity (Vi) = 10 m/s Final velocity (Vf) = 30…

Q: its velocity and acceleration?

A: The car's motion on a track is shown in the figure. In the figure, The displacement is positive as…

Q: I bought a car which has an acceleration of 0.5 m/s²for the first 60 seconds, maintains velocity for…

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Q: Calculate the acceleration of an airplane as it speeds up from 14.5m/s in to 512m/s in 4.20s?

A: Given,initial velocity of airplane is   u=14.5 m/sFinal velocity of airplane is   v=512 m/s…

Q: If the acceleration of an object is 6 m/s2, how much does the object’s velocity change each second

A: Given: The acceleration of the object is 6 m/s2. The time difference is 1 s. Introduction: The rate…

Q: Which has greater deceleration, a bicycle slowing from 3 m/s to a stop in 6 seconds or a car slowing…

A: Given data: Initial speed of bicycle is, u=3 m/s. Final speed of bicycle is, v=0 m/s. Time interval…

Q: A parked police car takes off after a suspect and reaches 65.6 km/h in 6.49 seconds.  What was the…

A: Given data: Average velocity of the car, ∆v=65.6 km/h Time taken, t=6.49 s Our question is to find…

Q: What is the relationship between acceleration and velocity?

A: solution is given as

Q: What is instantaneous acceleration?

A: instantaneous acceleration

Q: A stone falls freely from rest for 17 s. Calculate the stone’s velocity after that time. The…

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Q: Mariana puts the pedal to the metal and increases her speed as follows. 0 miles per second at 0…

A: Acceleration of the car is a=vf-vitf-ti 0 miles per second at 0 seconds and 5 miles per second at 1…

Q: If a cheetah can reach his top speed of 93 km/h in just 3 seconds from rest, what is its…

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Q: A train accelerates uniformly from a velocity of 2 m/s to a velocity of 10 m/s after travelling…

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Q: How far will a car travel in 3 seconds if it has an initial velocity of 19 ft/s and decelerated at a…

A: Given data: Time is, t= 3 sec Initial velocity is, v=19 ft/sec Deceleration is, a=-7.333 ft/s2…

Q: Why do we disregard air resistance when calculating velocity?

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Q: is moving Time Time Tii Thme Time Time Tire Time

A: Given:- A car is moving forward and applying the break.  Find:- Which position-time graph best…

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –