Anne traveled from Lincoln, Nebraska, to Detroit, Michigan, a distance of 855 miles. She stopped twice. In Iowa City, Iowa she stopped for 50 minutes to fill up her car with gas and grab a bite to eat. She also stopped for 40 minutes in Chicago, Illinois for the same reasons. If this trip took her 14 hours, what was her average driving speed?

Q: A group of college students eager to get to Florida on a spring break drove the 615 mi trip with…

A: The objective of the question is to find out the time taken for the trip. The given parameters are…

Q: A person drove 5 miles from home to the store. She took a different route back home that was only 4…

A: Motion of person (i) 5 miles from home to store  (ii) 4 miles from store to back home

Q: Two stones were dropped at a cliff that is 75m high. The second stone was dropped 1.4s after the…

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Q: Tectonic plates are large segments of the Earth's crust that move slowly. Suppose that one such…

A:

Q: 1 A. car is traveling at 30 m/s ( The driver applies the brakes and the car comes to a stop in 4.0 s…

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Q: A car is traveling at a speed of 42.6 m/s on an interstate highway where the speed limit is 60.0…

A: Speed of a car on interstate highway (v)= 42.6 msSpeed limit on interstate highway = 60 mi/hr

Q: In 2015, a Japanese high-speed train set a record— traveling at 374 mph during a test run near Mt.…

A: Given speed  V=374 mph and 1 mile=1609 m=1.609 kilometres  since we know that 1 kilometres =1000…

Q: George walks to a friend’s house. He walks 750 meters North, then realizes he walked too far. He…

A: Given:George walks to a friend’s house. He walks 750 meters North, then realizes he walked too far.…

Q: An olympic runner competing in a long-distance event finishes with a time of 2 hours, 27 minutes,…

A: Given information:The time taken by the runner to cover the given distance (t) = 2 hours 27 min 45…

Q: A​ "bullet" train set a new world record for train speed at 546 kilometers per hour during a manned…

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Q: You are driving home from school steadily at 97 km/hkm/h for 160 kmkm . It then begins to rain and…

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Q: A car is traveling at a speed of 41 m/s. a) what is its speed in kilometers per hour ? b) is it…

A: Given data:  Speed (v) = 41 m/s Required: Speed in km/h

Q: A bicyclist rides the first 60 km of a 220 km race in 1.5 hours. What is the bicyclist average…

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Q: A jet airplane reaches 863 km/h on a certain flight. What distance does it cover in 5.0 minutes? Set…

A: Speed of jet plane,                                 Time,                                  We need…

Q: When running a half marathon (13.1 miles), it took Mark 8 minutes to run from mile marker 1 to mile…

A: Average speed = total displacement /total time

Q: Problem 2: A car is traveling at a speed of 33 m/s. art (a) What is its speed in kilometers per…

A: Given:  Speed  of car            S=33 m/s   we  have  to find  S  in  Km/h

Q: A security guard walks at a steady pace, traveling 110 m in one trip around the perimeter of a…

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Q: An old commuter train travels a distance of 100 km from Union Station to Berkeley’s Crossing in the…

A: To determine,part ahow many hours does the trip take(t).given,speed(v)=45 mphdistance(d)=100…

Q: After robbing a bank in Dodge City, a robber gallops off at 13 mi/h. 20 minutes later, the marshall…

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Q: Evan is just leaving his house to visit his grandma. Normally, the trip takes him 25 minutes on the…

A:

Q: Sally has a very important date at eight in the evening, but she has some errands to do first. She…

A: The speed of the person is .The distance of the shopping center is .She talks with her friend for…

Q: A tortoise is walking in the desert. It walks at a speed of 3 meters per minute for 93.75 meters.…

A: Given Speed of the tortoise is v=3 m/min Distance covered by the tortoise is d=93.75 m   We have to…

Q: 4) A freight train left Smithfield at 1:00pm and traveled 100 km ea the final destination at 3:00pm.…

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Q: Danny takes his dog to the local dog park every morning, as well (dog-walking is very popular in…

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Q: ectonic plates are large segments of the earth's crust that move slowly. Suppose one such plate has…

A: Given that: Speed of Tectonic plates, v= 3 cm/year =3×10-2(365×24×3600)=9.51×10-10 m/s

Q: Your car gets 34.7 mi/gal on a trip. How many km/L did it get? (3.79 L = 1 gal; 1 mi = 1.61 km) L…

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Q: Evan is just leaving his house to visit his grandmother. Normally, the trip takes him 25 minutes on…

A: Write the formula for the distance in terms of speed and time when the speed is constant.

Q: A speeding car is traveling at a constant speed of 39.5 m/s when it passes a police car. The police…

A: Given The constant speed of the speeding car is v = 39.5 m/s. The acceleration of police car is a =…

Q: A plane took 3 hours 33 min to finish a journey.lf the distance of the journey was 2840 miles,at…

A: Given data d=2840 milest=3 hr 33 min The average speed of the journey is calculated by diving the…

Q: Jason and Eddie are traveling from Atlanta to Miami which is a distance of 662 miles. It took them…

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Q: After robbing a bank in Dodge City, a robber gallops off at 13 mi/h. 10 minutes later, the marshall…

A: It is given that,  Speed of person R, vR=13mi/hSpeed of the person M, vM=16mi/hTime difference,…

Q: Tectonic plates are large segments of the Earth’s crust that move slowly. Suppose that one such…

A: Given data: Average speed v=3.8 cm/year time t =1.0s

Q: Dennis hiked for about 4 hours and reached the top of the mountain. He traveled 36 meters in total…

A: Given data: Time = 4 hours Distance travelled = 36 m Speed: The ratio of the distance travelled to…

Q: Suppose you take a 3-hour trip in your car. For the first hour, you travel at a speed of 60 mi/hr.…

A:

Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.