Earth is approximately a sphere of radius 6.37 * 106 m.What are (a) its circumference in kilometers, (b) its surface area insquare kilometers, and (c) its volume in cubic kilometers?

Q: The average depth of the oceans is about 3.63 km, and oceans cover about 70% of Earth’s surface.…

A: We know, The circumference(P) of a sphere of radius R, is P = 2πR The surface area (A) of a sphere…

Q: Which of these is the fundamental unit of length, l?     millimeter, mm     centimeter, cm…

A: Fundamental units are those units which are independent of other units and are not derived from…

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

A: The distance will be :

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

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Q: The length of the slope of a mountain is 2500 m, and it makes an angle of 14.8° with the horizontal.…

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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: 2. The mean radius of the earth is 6360 km. (a) What is the are of the earth's surface in square…

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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 volume of a cylinder is 5000 m^3. If the circular area is 1000 m^2, what should be the height in…

A: Given: The volume of the cylinder is V=5000 m3. Circular area or the cross-sectional area, A=1000…

Q: 4. The sphere of diameter 2(6.37 x10*6) m. what is its volume in cubic earth is approximately a…

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Q: The following masses are given in kilograms. Use metric prefixes on the gram to rewrite them so the…

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Q: Suppose a man’s scalp hair grows at a rate of 0.35 mm per day. What is this growth in (a) nanometers…

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Q: A Texas rancher wants to fence off his four-sided plot of flat land. He measures the first three…

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Q: A distance is expressed as 9792.02 sft. What is the length in international feet? Express your…

A: Given, distance is expressed as 9792.02 sft U.S. survey feet.

Q: A rubber ball has a diameter of eight centimeters. What is its surface area in square centimeter?…

A: diameter of rubber ball (d) = 8 cm radius of rubber ball (r) = d2=82= 4 cm

Q: Estimate the volume of the earth in m3 by assuming that its radius is 6400 km.

A: Given Radius of earth R = 6400 km = 6400 ×103 m =6.4 × 106 m

Q: What is the total distance covered?

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Q: How many m2 (meters squared) are in 61,042,872 in2 (inches squared) given that 1in = 2.54 cm…

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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: What is the greatest distance on the surface of the earth that can be seen from the top of Mayon…

A: Pythagoras theorem: Around 550 BC there was a Greek philosopher named Pythagoras. He had given the…

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: The base diameter of mount Bulusan is 15 km. What will be its diameter in a) cm, b) Gm?

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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: Find the value of m. Megabytes 72 108 0 1 Seconds 4 9.

A: case 1) megabytes/sec = 72/4  = 18 Mb/s Case 2) Megabytes/sec = 108/6  = 18 Mb/s Therefore, for t =…

Q: Acre-feet (af) is a unit that some non-scientists unwisely use to measure volume of liquids. By…

A: An acre-foot is 1 foot multiplied by 1 acre.  1 acre is equal to about 4 × 104 ft2.

Q: Q10. The height of a certain hill (in feet) is given by h(x, y) = 10(2xy-3x-4y- 18x + 28y + 12),…

A: Given: h(x, y) = 10(2xy-3x2-4y2-18x+28y+12) The slope at a point 1 mile north and one mile east of…

Q: Calculate the volume, diameter, cross-sectional area , and density of a cylinder Diameter = 1.847 cm…

A: Given that: Diameter, D=1.847 cm±0.001 cmLength, L=3.724 cm±0.003 cmMass, m=28.1g±0.1g

Q: If the length of a rectangle = |5 ± 0.1|m and its width = |4 ± 0.2 | 12 m. So, the rectangle area is…

A: The area is length times breadth. So, A = 5*4 = 20m2

Q: A volume is 8 feet long, 4 feet high, and 4 feet wide. Express this volume in m. (1 ft-0.3048 m)…

A: Ans:- Image-1

Q: 6. 100 kilometers at 20 km/h? 7. 180 kilometers at 45 km/h?

A: The formula of time is  time =distancespeed

Q: There are about 7.46 billion people on Earth. Assume that an average human being is 2 feet wide and…

A: Total population = 7.46 billion = 7.46 × 109 Area occupied by each human = 10 ft2 hence, total area…

Q: Estimate the number of steps you would have to take to walk a distance equal to the circumference of…

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Q: If a scaled drawing represents objects as 1/16 of their actual size, then an object that is 75.2…

A: GivenA scaled drawing represents objects as 1/16 of their actual sizeActual size of object=75.2 m

Q: How big is a ton? That is, what is the volume of somethingthat weighs a ton? To be specific,…

A: A ton is equal to 907.18 kg or 2000 lb.   Since the rock has the mass per volume (density) is about…

Q: There are 3.28 feet in one meter. How many feet are present in 1.65 m?

A: Given data: 1 m = 3.28 feet Required: Feet present in 1.65 m

Q: The density of an object is defined as its mass divided by itsvolume. Suppose a rock’s mass and…

A: mass, m = 6 g  volume, V = 2.8325 cm3

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: If the adjacent side of a right triangle is 5.1 and the corresponding angle is 37 degrees, what is…

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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: radius (r) of the international reference kilogram cylinder is 1.95 cm. Assuming the density of the…

A: Given  Mass m = 1kg  Radius r = 1.95 cm = 1.95 ×10-2 m  Density d = 21.50 g/cm3…

Q: A hopskip is a (fictional) unit of length equal to 1.5 meters (1 hs = 1.5 m). The volume of the…

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Q: What is the radius of a sphere, if it has a volume of 145 cm^3?

A: Volume of sphere (V) is given by   Given  V = 145 cm3