A person walks 4 m to the park, then he walks 8200 km in the park then he returns back to home after grocery shopping and covers 720 cm, how much total distance that person covers in m?

Q: If a safe distance is expressed as one car length per 22 km/h of speed traveled, how many car…

A: Given that safe distance is one car length per 22 km/h.

Q: With a wooden ruler, you measure the length of a rectangular piece of sheet metal to be 16 mm. With…

A: Answer: (A) 143.68 mm2 (B) 0.5612 (C) 49.96 mm (D)7.02 mm (E)1.7817 mm Explaination: Given length of…

Q: What is the value of n+r/(2.000) 2, written with the correct number of significant figures? O…

A: To determine: The value of π+π2.0002

Q: 10. Rohith has been jogging to the bus stop for 2.0 m this 10.0 s? 10 cm/y to 0.5 cm/y over

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Q: A plot of land contains 5.2 acres. How many square meters does it contain? [1 acre = 43,560 ft2.] a)…

A: Given plot area = A = 5.2 acres we have to calculate 'plot area in square meters'

Q: (a) Convert 85 km per hour to metres per second. (b) Convert 10 m per second to kilometres per…

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Q: Quinton can run 12 miles per hour. How many feet can he run per second?

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Q: a particle moves 30 km in positive (+) x direction and then again moves 5 km in opposite direction,…

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Q: How many significant figures does  1.362+25.2 have ? (a) 2.             (b) 3.              (c) 4.…

A:

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: An American football field is 109.7 m long and 48.8 m wide. To the correct number of significant…

A:

Q: A cat walks 0.5 m North, followed by 1.0 m East, then 2.0 m South.

A: Draw the vector diagram of the movement of the cat.

Q: How many significant figures are in the number 0.00030100?

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Q: The area of a small rectangle is 418 mm-. Express this area in the S.I. unit. O a. 0.000418 square…

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Q: A city has streets laid out in a square grid, with each block 135 m long. If you drive north for…

A:

Q: Compute the following numbers to three significant figures.a. 33.3 x 25.4                 b. 33.3 -…

A:

Q: QUESTION 7 *,=x,+v+ 2 x,= 66.6 m "f V= 5.09 m/s t= 9.02 s a = 1.13 m/s2 x,= ? in m Input answer…

A: Part (7): Given: The final position of the object is xf = 66.6 m. The initial velocity is vix = 5.09…

Q: In Europe the speed limit is 95 km/hour. How many meter/second is that?

A: Speed Limit= 95 kmhr To convert : the given speed limit in meters per second

Q: The ratio between the length and the breadth of a rectangular park is 3 : 2. If a man cycling along.…

A: Given  Ratio of lenth oan width is 3:2 Lenth = 3X Width = 2X Perimeter = 2(2x+3x) = 10x

Q: The length of a paperclip, in metric units, is most likely: a) 3 in      c) 3 mm b) 3 cm    d) 3 m

A: Given : A paper clip. In the metric system of measurement, the most common units of distance are…

Q: The micrometer (1 um) is often called the micron. (a) How many microns make up 3.8 km? (b) How many…

A:

Q: 4. How many significant figures are in the following numbers? (a) 70.9 (b) 3.788×10° (c) 0.4031026…

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Q: In a situation in which data are known to three significant digits, we write 6.379 m = 6.38 m and…

A: Logarithmic scale is used to find the order of magnitude.

Q: The area of a sheet of paper is 900 cm2. Express this area in the S.I. system O a. 0.09 m2 O b. 9 m2…

A: Given, Area of a sheet paper A = 900 cm2

Q: The number 0.0078 has how many significant figures? (a) 1.        (b) 2.      (c) 3.…

A: Given: 0.0078  The zeros which are after the decimal and before the non zero digits are not…

Q: a carpenter has a block of wood 2.4 meters long he cuts off 1.8  . how long is it now

A: Given , Total length , L = 2.4 m  Cut length = 1.8 m

Q: A bird can fly 25 km/h. How long does it take to fly 3.5 km?

A: The given data are listed below with appropriate variables. Here, v denotes the bird’s velocity and…

Q: The speed of light is now defined to be 2.997 924 58 * 10^8 m/s.(a) Express the speed of light to…

A:

Q: Express the following quantities in SI units: 23.4 grams = 2.34 x 10^-2 124 millimeters = 1 hour and…

A: The SI unit for mass is kilogram therefore the relation between gram and kilogram is given as, 1 kg…

Q: A rectangular box is h = 15 inches in high, w = 26.5 cm wide, and L = 0.15 yards long. v=

A:

Q: The path of a baseball after being hit is modeled by f(x) = −0.007x2 + x + 4, where f(x) is the…

A: The baseball’s path can be described as, Here, x denotes the horizontal distance.

Q: Applying the rules of significant figures and calculate 1. 123.4 + 120 + 4.822 -21 2.…

A: To calculate : using the rules of significant figures

Q: Which of the following is the best estimate for the mass of all the people living on the Earth? (a)…

A: Answer The population of the world is 6 billion  Assuming average weight of a human body is 50 kg…

Q: Vesna Vulovic survived the longest fall on record without a parachute when her plane exploded and…

A: Distance , d = 5 mines and 130 yards  To find = distance in meters

Q: A rug measures 8 feet in width and 12 feet in length. What is the area of the rug in square meters?…

A: Write the given values with the suitable variables. b=8 feetl=12 feet Here, b and l are the width…

Q: The micrometer (1 um) is often called the micron. (a) How many microns make up 3.8 km? (b) How many…

A:

Q: American football is played on a 100-yd-long field, excluding the end zones. How long is the field…

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Q: State how many significant figures are proper in the results of the following calculations: (a)…

A: In the question, the number with least number of significant figures is 98.2 and 1.01 with three…

Q: A conveyor belt is used to send burgers through a grilling machine. If the grilling machine is 1.2 m…

A: The speed of the conveyor belt can be obtained as

Q: A runner moves at a rate of 6.62 miles per hour. If one lap is 400. meters, how many laps can they…

A: Given data The velocity of the runner is given as v = 6.62 miles/hr. The distance of one lap is…

Q: 20. How many significant figures are in the following numbers? V (a) 78.9 0.2 (b) 3.788 x 10° (c)…

A: part (a)  3 significant figures

Q: Question 14 In one of the labs, a student took multiple measurements for the length of a wooden…

A: Given data for length  35.7, 35.6, 35.6, 35.8, 35.7, 35.8

Q: How many significant figures are there in each of the following? (a) 83.4 ± 0.9 (b) 3.4130 x 109 (c)…

A: Part (a)               83.4±0.9 (+) ⇒  83.4 +0.9 = 84.3 ≃ 84.3   →3 significant number   (-)  ⇒…

Q: An American football field is 109.7 m long and 48.8 m wide. To the correct number of significant…

A: Given: The length of the field is L=109.7 m. The width of the field is B=48.8 m.   The area of the…

Q: Perform the following unit conversions: a) 65 miles per hour to meters per second (hint: 1 mile =…

A: From unit conversion, the required values are: a)

Q: An airplane can travel 440mph in still Air. If it travels 950miles with the wind in the same length…

A: Given data-                  airplane speed in still air = 440 mph Calculation-              let…

Q: The micrometer (1 um) is often called the micron. (a) How many microns make up 5.5 km? (b) How many…

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.