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A: Negative sign is assigned using Cartesian cordinate system.
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Q: 1. Unit conversion You travel 300 kilometers on 20 liters of gasoline at $4.00 per liter. About how…
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Q: 4. If there are 50 (5x10') people per square km in the city, and the area of the city is 1.5x10 km.…
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Q: 13. What are three advantages of the metric system?
A: As per the guide lines firs question is solve. Kindly post next question again.
Q: what is the area of the overlapping/disputed land that they both claim in a) hectares; b) acres?
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Q: 7. Which instrument is used to measure the volume of an irregular shaped object ? C. a micrometer…
A: Asked: Instrument used to measure volume of irregular shaped objects.
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Q: 6. Find the density of the cube in 3 if it has a mass of 100 g. Add Text Here! 7. Find the mass of…
A: Density is defined as the ratio of the mass to the volume. ρ = mVwhere ρ is the mass density of the…
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Q: Choose the best answer to the following: When you scale up an object to 3 times its linear size, the…
A: Surface area is proportional to the square of the radius.So it is increased by (3)2 = 9 times.
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Q: A gry is an old English measure for length, defined as 1/10 of a line, where line is another old…
A: Given 1 gry=110line 1 line=112inchSo , 1gry=110x112inch=1120 inch
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A: 5 PER PER is a way to express the value of the quantity in terms of reference or base…
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A: Given : Length (L) = 14 miles Width (W) = 48 miles 1 mile = 1609 m
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Q: 10. What is the density of an object that has a mass of 5.6 kg and a volume of 1.78 ml?
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Q: 4. A standard sheet of paper measures 8 1/2 by 11 inches. Find the area of one such sheet of paper…
A: given length = 8(1/2) inches = (17/2) inches = 8.5 inches breadth = 11 inches formula of area =…
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Q: 1.5 meters to centimeters
A: We know 1 meter = 100 cm
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A: The formula of volume of cube is, V=side3 The volume is calculated as,…
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Q: 9.5 × 1014 μus x -)x(- -) x(- -) x(- уears
A: It is a question about conversion of units
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A: Given volume V= 300Ft^3 and specific volume Vs =15 ft^3/lb We have to find the density, specific…
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A: (a)The diameter of the sphere is equal to two times the radius of the sphere. The Volume of the…
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A: Formula to calculate the thickness of the layers is,
Q: One gallon of paint (volume = 3.78 X 10-3 m³) covers an area of 25.0 m². What is the thickness of…
A: Given: volume of paint, V = 1 gallon = 3.78×10-3 kg/m3 area of wall, A = 25 m2
Q: 6. Using dimensional analysis, evaluate the following and report in the unit required. Be sure to…
A: According to question we need to solve above problem with right unit .
Q: What is the basic unit used for the whole world
A: Each field of science includes taking measurements, understanding, and imparting them to other…
Q: 4. How many 18" square tiles are needed to pave the floor of a patio that measures 18' by 15'?
A: Given data The parameter of the square tiles is given as a = 18 inches. The length of the floor is…
Q: Question:suppose a cube 1cm long on each side were scaled up to a cube 10cm long on each edge. 6a)…
A: Original length of cube (L) = 1 cm Scaled up length of cube (L') = 10 cm
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Q: 2. You decide that you don't like inches, feet, or meters as units of length and introduce a new…
A: 2. Given that 1 behrend =14 inches,
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Q: 12- The scientific notation for 325 is: а-3.25 х 102 b- 3.25 x 10' c- 32.5 x 10° d- 32.5 x 10-
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Q: 4. Suppose a man’s scalp hair grows at a rate of 0.35 mm per day. Whatis this growth rate in feet…
A: Given Growth rate of hair= 0.35 mm/day
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A: Consider the masses of both the spheres are m1 and m2, these radiuses are R1 and R2, and these…
Q: 1. How many Liters in .250 ml.
A: 1 ml = 10-3 liters.
Q: 5. Convert 124,000,000,000 miles to scientific notation.
A: to convert : 124,000,000,000 miles to scientific notation
Q: 13. What is the percent error if the true value is 149 grams?
A: ERROR is defined as the actual difference between the true value & experimental value.
Q: One gallon of paint (volume = 3.78 × 10-3 m³) covers an area of 25.0 m². What is the thickness of…
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Q: If one mile is equivalent to 1,609 m, what would it in cm? (round it off to the nearest integer)
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Q: 17. Estimate the following: a. The length of your shoe in centimeters. b. The number of times your…
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Q: "footprint" (area of its ground floor) cannot occupy more than 1/4 of the lot it is built on.…
A: Given 1 acre = 43560ft2 MMaximum allowed footprint = 1/4 of lot built
Q: 14. Which of the following measures of length has the highest value? * 457 cm 178 in 19 ft O 4.5 m
A: The unit of length can be converted from centimeter to meter by dividing the value with 100 . Thus…
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- The average life expectancy in Japan is 81 years. What is this time in SI units?0.3 Suppose the average daily metabolic rate for certain types of animals can be expressed as a function of mass by r= 120.9m where m is the mass of the animal (in kilograms) and r is the metabolic rate (in kcal per day). " dm dr dt a. If the mass of an animal is changing at a rate of find dt b. Determine for a 100-kg animal that is gaining mass at a rate of 3 kg per day. dr dt ... dr dt " dm a. If the mass of an animal is changing at a rate of dt " find dr 기 dtHand written plz asap.... I'll rate plzz
- Question Details SerEssen1 1.P.027. [35052 Estimate the number of 1.8 cm radius Ping-Pong balls that would fit into a 10 ft by 11 ft room with a ceiling 8 ft high (without being crushed). balls1%A9 li. t LTET 4G+ Vol) O A X O U 9:-7 Second H.W.pdf 1. Draw and label the vector with these components. Then determine the magnitude and angle of the vector. a- Az = 3 ,A, = -2 b- B, = -2 ,B, = 2 2. What is the speed of horse in meter per second that runs a distance of 1.2 miles in 2.4 minutes? 3. A car moving along X- axis according on the function: X (t) = 2 t2 + 5t +7 on [1,2] Find: a- The average velocity. b- The acceleration at 3s. 4. Julie is walking around a track at a 2m/s for some exercise. She then decides to start jogging so she accelerates at a rate of 0.5m/s? for 3 seconds. How far did Julie travel from the time she started to accelerate to the end of the 3 seconds? 5. Ralph uses a 2000 to do this. force to push his car along a road for 1000 m. It takes him500 s a- Calculate the amount of work that Ralph did on the car. b- Calculate the amount of power that he generated. IIPlease make sure all quantities are expressed in standard units before calculating anything. Thank you.
- 1.) A 232 mL cup of whole milk contains about 27 mg of cholesterol. Express the cholesterol concentration of the milk in kilograms per cubic meter (kg/m^3). 2.) A typical person has an average heart rate of 69.0 beats/min. Calculate the given questions. How many beats does she have in 7.0 years? How many beats in 7.00 years? And finally, how many beats in 7.000 years? Pay close attention to significant figures in this question.Estimate the mass of air in a classroom.A car engine moves a piston with a circular cross sectionof 7.500 ± 0.002 cm diameter a distance of3.250 ± 0.001 cm to compress the gas in the cylinder. (a)By what amount is the gas decreased in volume in cubiccentimeters? (b) Find the uncertainty in this volume
- w = FjAc = F .Aë , W = m(v;)* - m(u,)* , v 1 zm(us)* - m(v,)* , W = Problem 1: (a) à = 3â – 2ŷ, B = 4â& – 5ŷ. à ·B =? Answer: 22 (b) à = -2â + 4ŷ, B = 3âu – lŷ. Ā·B =? Answer: –10 (c) à = 5â – 3ŷ, B = -3â – 5ŷ. ÷B =? Answer: 0 1 | F,dx , W = F. dř , F, dU W = -AU dx d = 4m F = 20 N 0 = 30° m = 4 kg Hk = 0.5) m = 2 kg F = 40 N Hk = 0.2 Ө — 30° Problem 2: In the figure above on the left we have a force F = 20 N pulling a box to the right at an angle 0 = 30° above the horizontal. The box has a mass m = 2 kg, the coefficient of kinetic firction between the box and the ground is uk = 0.2, and the block moves a distance d = 4 m to the right. (a) What is the work done by the force F? Answer: 69.3 J (b) What is the normal force from the ground? Use g = 10 m/sec² Answer: 10 N (c) What is the work done by the kinetic friction force? Answer: -8 J (d) What is Wnet, the net work done on the box? Answer: 61.3 J (e) The box has an initial speed of 4 m/sec. What is the speed of the box after it has…Calculating the Number of Molecules in a Cubic Meter of GasHow many molecules are in a typical object, such as gas in a tire or water in a glass? This calculation can give us an idea of how large N typically is. Let’s calculate the number of molecules in the air that a typical healthyyoung adult inhales in one breath, with a volume of 500 mL, at standard temperature and pressure (STP), which is defined as 0 ºC and atmospheric pressure. (Our young adult is apparently outside in winter.)StrategyBecause pressure, volume, and temperature are all specified, we can use the ideal gas law, pV = NkB T, to find NThe table data: 15 1.75 13 1.63 11 1.5 9 1.35 7 1.19 5 1.01 3 0.78 A. Graph these data B. Describe the graph C. Using the data, calculate 1/2t^2 and complete table 2 below
