A light-year is the unit of distance that light with a speed of 2.99792 x 108 m/s, travels in one year. What is the surface area of a planet whose radius is 2600 km? Answer in units of lightyears2.

Q: A square field measuring 100.o m by 100.0 m has an area of 1.00 hectare. An acre has an area of…

A: As per Bartleby rules, we can only answer one question or three subparts of a question. As there is…

Q: A sphere has volume V = 950776 cm3; what is its radius? (HINT: The volume of a sphere is…

A: The volume of the sphere is given by,

Q: How many years older will you be 1 gigaseconds from now? (Assume a 365-day year.)

A: Given -  1 gigasecond To find - How many years older you will be after 1 gigasecond. As we know,…

Q: Using a single dimensional equation, estimate the number of steps it would take you, walking at your…

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Q: What is 47.905 rounded to three significant figures? I put 48.0 and it was incorrect.

A: The given number is having five significant numbers.The new round of to three significant figures is…

Q: Put the following number in scientific notation, using the number of significant figures listed in…

A: Given : 235,000

Q: How many millimeters (mm) is equivalent to 2 km

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Q: You are moving to the USA for your studies and the apartment you want to rent states a floor size of…

A: Given data:  Floor size (A) = 958 square feet = 958 ft2 1m = 3.28 ft

Q: What is the maximum discrepancy between two measurements averaging 2,500 feet if the discrepancy…

A: Given: Average of two measurements = 2500 ft Discrepancy ratio > 1/5000

Q: The density of iron (Fe) is 7874 kg/m3. If a cube of iron (Fe) occupies a volume of 0.40 m3 what is…

A:

Q: Which of the below expressions meets the requirements of using scientific notation? Select one: O a.…

A: Introduction: Scientific notation is a way of expressing numbers that are too large or too small to…

Q: A kilometer is how many meters?

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Q: How many millimeters make ten kilometers? A) 1010 B) 109 C) 108 D) 107

A: The distance is defined as "the length of the space between two points". It gives the numerical…

Q: By what factor would a numerical quantity change if measured in millimeters rather than kilometers?

A: According to question we need to find--- By what factor would a numerical quantity change if…

Q: Convert 5 x 1010 Megahertz to bits per second. Giving detailed explanations

A: Given Frequency = 5×1010 Megahertz

Q: Using some or all of the conversion factors, convert the following:  Convert 3.67 x 103 yards to…

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Q: Four and three-quarters miles are equal to 7,643 m. Express this distance in kilometers and in…

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Q: Convert the following units: 1. 10° um to cm 2. 2.4 x 103km to mm 3. 3 days to minutes 4. 1,200 mg…

A: 1. Convert micrometer to centimeter as:

Q: The speed of light in glass is 2.00*10^ 8 m/s . How many inches will light travel through glass in…

A: Speed of light in glass (v) = 2×108 mstime (t) = 882.9 nano seconds

Q: NASA sends a radio signal to a robot on Mars, which is 225 x106 km from Earth. How long does it…

A: The expression for find time is t=dv

Q: how many minutes are required for a radio signal to travel from earth to a space station on mars if…

A: The given data: The distance of mars is 7.83*10^7*10^3 m

Q: A spelunker (person who explores caves) determines that the cave entrance is located 349 m, 253°…

A: Draw the vector diagram to locate the positions of the cave entrance as shown below:

Q: If a skilled drawing represent objects as one 16th of their actual size, then an object that is 75.2…

A: A scale drawing is a drawing that is used to represent and object that is too large to be drawn in…

Q: Simplify the following and leave your answers in index form: x6 × x12  × x3…

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Q: The volume of Earth is on the order of 1021 m3. (a) What is this in cubic kilometers (km3)? (b) What…

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Q: Find the area in square centimeters of the largest square that can be cut from a sector of a circle…

A: Let A and B be the points on circle O with radius 8 such that angle AOB is 120 degrees. Let the…

Q: In order to measure the height of a mountain, a surveyor takes two sightings from a transit 1½ m…

A: Given, distance between the two is 1200 m height of the transit, h = 112 m = 1.5 m angle measured,…

Q: Use the relationship between distance (d), time (t) and speed (v), d=vt to find the calculation…

A: Given value--- Distance = 22236 miles. speed = 1.86 × 105 mi/s. We have to find--- time ?

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: Perform the following calculation. Supply your answer with the correct numerical value and amount of…

A: Any number raised to zero is just one. Therefore, 100 = 1 So our equation reduces to  1.060×100 ×…

Q: The speed of light is 3 x 10^8 meters per second (m/s). What is the speed of light in miles per year…

A: Given in question - Speed of light(C) = 3 x 108 meter/sec To find - Speed of light into miles per…

Q: How many meters are there in 6.50 lyly ? Express your answer using three significant figures.…

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Q: he distance between Makati and Tagaytay is 4,120 km. How many miles are there between the two…

A: The distance between Makati and Tagaytay is  D =4,120 km. We know 1 kilometres = 0.621 miles  Then…

Q: Marites survived the longest fall on record without a parachute when her plane exploded and she fell…

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Q: A nautical mile is the distance between two points located on the Equator with a difference in…

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Q: A high tech company uses a satellite to measure the size of features on the surface of the earth.…

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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: What is the diameter, to the nearest ruler fraction, of a wire with an area of 2900 circular mils?

A: Given Area of wire = 2900 circular mils 1 circular mils = 5.0671×10-10 m2 2900 circular mils =…

Q: One foot equals 30.48 centimeters. How tall in meters is a 5.96 ft person?

A: Given:One foot = 30.48 cm.Height of a person = 5.96 ft

Q: Change from standard form to scientific notation: 0.004078 4.078 x 10-3 4.078 x 103 40.78 x 10-4…

A: Using rule of conversion of decimal places into power of 10 (scientific notation rule)

Units and Dimensions

These are generally defined as the terms which precede or describes the dimensions further. These are also further divided into two parts namely fundamental units and the derived units.