A car drives 13 km east then turns and drives 29 km north. What is the car's displacement?

Q: An object travels 5 miles in a time of 1 hr. What is the speed of the object?

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Q: A large battery is a cylinder with the dimensions shown below. It weighs a total of 4000 grams. What…

A: Given: The mass of the cylinder is 4000 g. The radius cylinder is 4 cm. The height of the cylinder…

Q: The mass of a box measured by a grocer’s balance is 2.30 kg. Two gold pieces of masses 20.15 g and…

A: Given:Mass of the box, m = 2.3 kgMass of first gold piece, m1 = 20.15 g = 0.02015 kgMass of second…

Q: A box is being pushed across a tiled floor with a force of 350 N. If the friction force between the…

A: Given : Pushing force (F) = 350 N Frictional force (f) = 140 N

Q: A taxi hurries 240 km in 3 hours . What is its average speed in kilometers per hour?

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Q: A scuba diver dove 4 m under the water and then went down another 8 m. What was the diver's final…

A: Total depth (D) = Initial dive (d1) + Final Dive (d2)

Q: Starting from an airport, an airplane flies 190 miles north and then 210 miles east. How far, in…

A: Given data:  A airplane flies 190 miles , towards North Then 210 miles, towards East Required: The…

Q: You drive 4 miles at 30 mi/hr and then another 4 miles at 50 mi/hr. What is your average speed for…

A: Given data:  Distance (d1) = 4 miles Speed (v1) = 30 mi/hr Distance (d2) = 4 miles Speed (v2) = 50…

Q: A hiker leaves camp and walks 10.0 km due north. The hiker then walks 20.0 km in the direction 45…

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Q: A person walks 70 meters due east and then walks 24 meters due west. The entire trip takes the…

A: A person walks a distance due east is ,                               X = 70 meters Then he walks a…

Q: A truck moves with a speed of 54 mi/h. how much is this speed in S.I. units? ( 1 mile = 1.609 km )

A: SI unit of speed is metre-per-second(m/s) Hence,  54mihr=54×(1.609×1000)60×60=24.135m/s

Q: A bus travels 10 m in 2.5 seconds. What was the bus’s speed?

A: Speed of the bus can be calculated as,

Q: A runner consistently completes a 1 mile race in 4 minutes. How many minutes are expected to race…

A: Given value--- distance = 1 mile . time = 4 min. We have to find--- How many minutes are expected…

Q: A tortoise moves a distance of 100 metres in 15 minutes. What is the average speed of tortoise in…

A: Distance moved by tortoise is D = 100 m  Time taken to move is T = 15 minutes

Q: • A car drives on a highway with a speed of 68 mi>h. What is thisspeed in km>h?

A: The given values are,

Q: What is the order of magnitude difference between something working in nanoseconds and something…

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Q: By what factor does the volume of a cube increase if the lengths of the edges are doubled?

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Q: A tortoise moves a distance of 100 metres in 15 minutes What is the average speed of tortoise in…

A: Given data,     Total time taken =  t      Total distance =  d        Required,       Average speed

Q: You go on a trip that is 399 km and it takes you 7 hours to drive this distance. What is your…

A:

Q: An iceberg has a density of 57.1 lb/ft3. If it floats on freshwater, what percent of the iceberg's…

A: density of iceberg (d) = 57.1 lbft3density of fresh water (d') = 1000 kgm3Let V be the total volume…

Q: What is the speed, in miles per hour, of a car that travels at 6.30 m/sm/s ?

A: The speed of a car(v) = 6.3 m/s

Q: As an architect, you are designing a new house. A window has a height between 130 cm and 140 cm and…

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Q: How many helium balloons would it take to lift a person?

A: Helium can lift 1g per L A helium balloon on an average have 15L of gas, thus it can hold or lift…

Q: An average human heart beats 67 times per minute. If the average person lives to the age of 73. how…

A: GivenAverage human heart beat =67 times per minuteAverage life of person=73 years

Q: A house is advertised as having 1760 square feet under roof. What is the area of this house in…

A: this question is about conversion units square feet to square meter.

Q: A weightlifter lifts 50kg weight over his head and drops it to the ground . If it takes .56 seconds…

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Q: What is the speed difference between nanoseconds and milliseconds?

A: 1 nanosecond= 10-9 second and  1 millisecond = 10-3 second Then the difference between two is equal…

Q: The prefixes according to their value in descending (decreasing) order are O a. Mega, giga, kilo,…

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Q: The driver of a car steps on the brakes, and the velocity drops from 35 m/s to 5 m/s in 4 seconds.…

A: Given:  initial velocity, u = 35 m/s  final velocity,v = 5 m/s  time, t = 4 s

Q: A boy pulls a wagon with an applied force of 40 N on a frictionless surface. If the mass of the…

A: Given :    Applied force, F = 40 N    Mass of the wagon, m = 13 kg  Determine the acceleration, a of…

Q: A study finds that the metabolic rate of mammals is proportional to m14, where m is the total body…

A: Given: The mass of human is mh=70 kg. The mass of cat is mc=6.11 kg. The ratio of metabolic rate of…

Q: A house is 50.0 ft long and 26 ft wide and has 8.0-ft-high ceilings. What is the volume of the…

A: Given:Dimensions of the house,Length = 50 ftBreadth = 26 ftHeight = 8 ft

Q: A bicyclist travels with an average velocity of 15 km/h north, for 20 minutes. what is his…

A: Velocity = disp / time

Q: You drive 35 miles North, then 26 miles West, then 16 miles South. How far are you from where you…

A:

Q: The average time it takes a computer to execute one instruction is measured in picoseconds. There…

A: One hour is equal to 3600 seconds. here given that, There are 3.6×101⁵ picoseconds per hour

Q: A train travelled 440 meters in 1 minute how many km an hour was it traveling

A: Train travelled =440m Time taken by train to travel for 40 m =1min

Q: The mass of the parasitic wasp Caraphractus cintus can be as small as 3x10* kg. What is this mass in…

A: Given:- 1) The mass of the parasitic wasp Caraphrachuis cintus = 3 x 10-4 kg.  Find:- The mass in…

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

A: The given data are: t=3hr33min=231 min=13860 sd=2840 miles=4570537 m Here, t denotes the time and d…

Q: A Ferris wheel is 26 meters in diameter and completes 1 full revolution in 16 minutes. If the Ferris…

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Q: A car travels 340 km in 8 hours. What is the average speed of the car in km/h?

A:

Q: A cord is a volume of cut wood equal to a stack 8 ft long, 4 ft wide, and 4 ft high. How many cords…

A: Given:  L= 8 ft  W = 4 ft  h = 4 ft  V= 1 m3

Q: A tortoise moves a distance of 80 metres in 2 seconds what is the average speed of tortoise in km/h?

A:

Q: A cheetah is traveling a speed of 32.5 m/s. What is the speed in km/hr?

A: 1 km = 1000 m 1 hour = 3600 seconds. Speed of cheetah = 32.5 m/s Conversion of m/s to km/hr 32.5 ms…

Q: You are driving 52 mi/h and take your eyes off the road for "just a second" (exactly one second).…

A: Given Speed = v = 52 mi/h Time taken to travel = t = 1 sec We have to calculate distance (in feet)…

Q: A house is 45.5 ft long 45.0 ft wide and has 8.0 ft high ceilings. What is the volume of the…

A: Given value--- length =45.5 ft. width = 45 ft. height = 8 ft. We have to find--- volume in m3 and…

Q: A block of wood occupies a space 8ft. long, 4ft. wide and 4ft. high. What is the volume of the cord…

A:

Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.