Measurement
Q: A car drives for 2.39 hours at a speed of 61.2 miles per hour. What is the distance traveled in…
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Q: In astronomy, distances are often expressed in light-years. One light-year is the distance traveled…
A: 1 light year is the distance traveled by light in one year. 1 year = 365.25 days = (…
Q: Give two mass units less than a kilogramme. What is their relationship to the kilogramme?
A: Solution:-Given thatTwo units of mass less than kilogram
Q: give a unique example of a scientific statement and explain WHY your statement is scientific.
A: A scientific statement is basically a belief that can be proved wrong and it may or may not contain…
Q: furlong is known to be a measurement that is equal to 660 feet in distance. Assume a snail has…
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Q: One cubic centimeter is equal to one milliliter. What does this tell you about the different units…
A: Consider a cube of size A=1 cm of negligible thickness. So the volume of cube is A3 i.e. 13=1 cm3
Q: onsider the following two values for measurements of length: L1 = 0.0035600 km L2 = 136500 mm (a)…
A: Given that, Length L1 = 0.0035600 km Length L2 = 136500 mm
Q: How many significant figures are in the number 0.0037010?
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Q: Soccer fields vary in size. A large soccer field is 120 meters long and 90 meters wide. What are its…
A: Given data: Length = 120 m Width = 90 m 1 m = 3.281 feet Required: The length and width in feet and…
Q: Write the following quantities in standard units. (a) 0.49 Ms =_____ s (b) 4.5 km =_______ m…
A: a) The standard unit of time is second. The conversion of mega second into second is…
Q: What facts might a scientist use in estimating Earth's age?
A: The studies anticipate the length of time it will take for the earth to drop to its current…
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: uldn't we convert the km/hr and m/hr?
A: Given, Nishi is driving his 2000kg car at 50 m/h. He diverts his attention from the road to message…
Q: Irina is told to use a meter stick to find the length of a room. She makes six independent…
A: Required best estimate length of room from the given observed lengths 4.402 m , 4.217 m, 4.345 m ,…
Q: I measured the length of something to be ℓ=236.2±12.3cm. Which is the correct way to round this…
A: At the time of rounding the final measurement with uncertainty few rules need to be followed. (1)…
Q: Find the speed of the turtle in centimeters per second
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Q: given that 4.82803 kilometers is approximately equal to 3 miles a) express the kilometer to mile…
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Q: Express your answer to three significant figures. Calculate (1.90 x 10^27) / (5.98 x 10^24)
A: Given data: (1.90 x 1027) / (5.98 x 1024) Required: The value in three significant figures
Q: What is the art of making accurate and precise estimates of things in real world?
A: Every object has dimensions like length, breadth, height, radius. Also properties like mass,…
Q: Using correct significant figures, record the product of 5683 km and "A". Where "A" is the number…
A: Required : Product of two numbers with correct significant figures.
Q: Calculate (6 × 10²) + 10-³. Express your answer to six significant figures.
A: Given (6×102) + 10-3 After solving - = (600) + 10-3 = 600 + (0.001) = 600.001
Q: Evaluate the following expression and express the answer in scientific notation rounded to the…
A: 0.03348 m/s / [0.0094099 m + 2.28×10-4 m] = ?
Q: Suppose velocity of an object is 5.7 miles per hour. When asking this as a question, say, what is…
A: Given information:Velocity of the object (v) = 5.7 miles/hour.Velocity of the object in meters/sec…
Q: A patient’s temperature was 97.0 °F at 8:05 A.M. and 101.0 °F at 12:05 P.M. If the temperature…
A: Temperature was 97.0 °F at 8:05 A.M. And 101.0 °F at 12:05 P.M. Temperature at 3:35 P.M. = ?
Q: How many seconds are there in 1.00 year? Assume it is a leap year
A: To discuss total seconds in a leap year.
Q: What can you say about the accuracy of your measurements? What can you say about the precision of…
A: Let's first understand the two terms: Accuracy: Accuracy of a measurement is measure of how close…
Q: Name two length units that are longer than a metre. What is their relationship to the metre?
A: Name two length units that are longer than a metre. What is their relationship to the metre?
Q: The sides of a small rectangular box are measured to be 1.50 ± 0.03 cm, 2.00 ± 0.01 cm, and 3.2 ±…
A: The lengths of the sides of the box are,Length Breadth Height The uncertainties in measurements…
Q: The length of cell A is 8×10^5 m. The length of cell B is 0.000004 m. What is the ratio of cell…
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Q: An open-tube mercury manometer is used to measure the pressure in an oxygen tank. The atmospheric…
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Q: "Two points in a two dimensional cartesian coordinate system are located at x1= 2.2 inches, y1 = 5.9…
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Q: A small turtle moves at a speed of 458 furlongs per fortnight. Find the speed of the turtle in…
A: 1 furlong=220 yards 1 yard =3 ft 3.281 ft=100 cm So, 3 ft =[100/3.281]×3 cm =91.43 cm…
Q: Saturn, on average, is 890 million miles from the sun. 1 mi=1609 m. express the distance between…
A: Given that, Average distance of Saturn from sun, D = 890 million miles…
Q: Read the micrometer.
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Q: A car has a speed of 150 km/hour and an acceleration of 10100 km/hour2 a) Calculate its speed in…
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explain The History of the Measurement of Chronological Time.
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