Using a single dimensional equation, estimate the number of steps it would take you, walking at your normal stride, to walk from the Earth to Alpha Centauri, a distance of 4.3 light-years. The speed of light is 1:86 x 105A miles/s.

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

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Q: How many significant figures are there in (a) 0.0000303 and(b) 6.201 * 105?

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

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Q: Starting with the definition find the number of kilometers in 1.00 mile? O 1.61 km O 1.62 km O 1.52…

A: Kilometer (km) is a unit of length, and used for the measurement of distances. 1 kilometer equal to…

Q: A sphere of radius r has surface area A = 4πr and volume V = (4/3) πr . If the radius of the sphere…

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Q: A student is attempting to determine the total volume of water in two identical aquarium tanks, both…

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Q: If a person's height is 6 ft, what would it be the equivalent in cm? (round it off to the nearest…

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Q: On the planet Zebulon, the standard unit for length is the clorf (cl) and the standard unit for time…

A: Given values -  1 cl = 0.765 m  1 be = 1.957 s Driving speed = 85 mi h-1 1 mi = 1609 m  First, we…

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: How many years older will you be 1.00 terasecond(Ts) from now? (Assume a 365-day year.

A: 1 min = 60s 1 hour = 60m 1 day  = 24 hour 1year = 365 day 1 year = 365×24×60×60s= 31536000

Q: Given that the average size of a human skin cell is about 10 microns across, which of the following…

A: Scientists estimate that the human body is made up of around 10 trillion cells in total. Your skin…

Q: 1) Write out the number 4.06 x 10 in full with a decimal point and correct number of zeros. A)…

A: The given number is 4.06×10-5   This can be written as    4.06×10-5 = 4.06105…

Q: The result of (20.20 + 0.010)(11.20 – 6.200) is in Newtons (N). If 20.20 is in meters (m), what are…

A: Given: unit of 20.20 is meter and unit of (20.20+0.010)*(11.20-6.200) is N

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

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

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Q: A two-legged robot is programmed so that upon switching it on, it will do a repetitive pair of…

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

A: Given:  d = 100 yard

Q: Question 16 In one of the labs, a student found the length and width of a rectangular wooden board.…

A: Q.16) perimeter = 2(L+W)  perimeter = 2(35.7+28.6) cm perimeter = 128.6 cm

Q: B. 50km 100km A 2.1.1. What is the distance from shop A to shop B in metres(m)? 2.1.2. What is the…

A: The answer is very simple.

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

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Q: The radius (R) of the Earth is 6371.22 km, how many significant figures are there? Select one: O a.…

A: Given : Radius of Earth (R) = 6371.22 km To determine : No. of significant figures

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…

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Q: Consider the equation s = s0 + v0 t + a0 t2 /2 + j0 t3 /6 + S0 t4 /24 + ct5 /120, where s is a…

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Q: The height h, in feet, of a golf ball t seconds after it has been hit is given by the equation  h =…

A: height h, in feet , h = −16t2 + 76t. How many seconds after the ball is hit will the height of the…

Q: How many years older will you be 1.00 gigasecond from now? (Assume a 365-day year.) * О 31.7 уrs O…

A: 1 gigasecond = one billion second = 31.7 years  .

Q: Give an order-of-magnitude estimate for the length in metersof the following: (a) a person; (b) a…

A: The average height of a typical person is around 1.80 m.   Thus, the order of magnitude in meters to…

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: A surveyor measures the distance across a straight river by thefollowing method: starting directly…

A: Given:θ = 35.0° x = 1.00 x 102 m

Q: Perform the following calculations and report your answer to the correct number of significant…

A: In addition and subtraction the basic rule to follow is that the answer may not have more…

Q: Assume your hair grows at a rate of 1/44th of an inch per day. How fast is that in nm/s (nanometers…

A: Relation between units of length: 1 inch =2.54×107 nm units of time: 1 day=24×3600 s Grow rate of…

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

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

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Q: What is the speed of light in furlongs per fortnight? The speed of light is 2.998×108 m/s. You…

A: Given data: The speed of light is, c = 2.998 × 108 m/s 1 furlong = 220 yds 1mi = 5280 ft 1…

Q: A certain corner of a room is selected as the origin of a rectangular coordinate system. If a fly is…

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Q: How many nanoseconds does it take light to travel 1.00 ft in vacuum? (This result is a useful…

A: Given data:  Distance traveled (d) = 1.00 ft = 0.3048 m

Q: Which numbers are exact (and therefore have an unlimited number of significant figures)?

A: Exact numbers are the numbers that are used to count not measure. Exact numbers have infinite…

Q: A piece of wood moves at a velocity (measured in millimeters per year) of v(1) = r² – 3t – 4 where 1…

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Q: Energy has dimensins mass times distance^2 divided time^2. In these expressions, m is mass, x is…

A: The dimension of a physical quantity is represented by using four base quantities. Base quantities…

Q: Determine the number of significant figures in the following measurements:a. 0.0009b. 15,450.0c.…

A: a) The significant figure is one.  Here precede non-zero digits in a decimal number are not…

Q: The most powerful engine available for the classic 1963 Chevrolet Corvette Sting Ray developed 360…

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Q: te the following and express the answer in the proper number of significant figures:…

A: Significant figures are used to establish the number which is presented in the form of digits. These…

Q: On the planet Zebulon, the standard unit for length is the kerflump (kf) and the standard unit for…

A: Given that:- 1mile=1609meter

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: A light-year is a unit of distance corresponding to the distance light can travel in a vacuum in 1…

A: a) 1 light year = distance travelled by light in one year. 1 L y = speed of light × 1 year  1 Ly = (…

Q: Each of the following equations was given by a student during an examination. Do a dimensional…

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

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Q: In SI units, speeds are measured in meters per second (m/s). But, depending on where you live,…

A: The kilometer, hour, and a mile is 1 km=1000 m1 h = 3600 s1 mi = 1609.34 m