As of September 2021, which of the following fundamental SI units are based on a physical artefact instead of a natural phenomenon? a. kilogram b. second c. mole d. none of the above

Q: 5. Soccer fields vary in size. A large soccer field is 115 m long and 85.0 m wide. What is its area…

A: Given that, The length of the soccer field, l = 115 m The width of the soccer field, b = 85 m We…

Q: Question Details SerEssen1 1.P.027. [35052 Estimate the number of 1.8 cm radius Ping-Pong balls that…

A: Given data *The radius of the Ping-Pong ball is r = 1.8 cm *The length of the room is l = 10 ft =…

Q: Which of the following is a derived quantity? Antara yang berikut, yang manakah kuantiti terbitan? A…

A: Mass is a fundamental quantity. Length is a fundamental quantity. weight=mass×gTherefore it is a…

Q: 1. Calculate the average value for each set of measurements Student A-plastic ruler Student…

A:

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.

Q: 7. Standard density of water in English unit is 1000, 8. The standard unit of pressure in SI is kN…

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Q: State Charle's law in words and also in the form of an equation. Indicate the conditions under which…

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Q: Q2 : Use the dimensional analysis to find the mistakes in the given equation that is considered as…

A: SOlution: given that surface area = πr2+πr2Lto prove equation is wrong by dimensional analysis

Q: Which of the following is a unit of fundamental quantity? (A) meter per second B gram (c) kilometer…

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Q: A new drug is metabolized by healthy aduits at a rate of 25% each hour. After 2.5 hours, a patient…

A:

Q: Define the following term: SI units

A: The SI unit is also called an international system of units and they are used universally as a…

Q: tree is 2 metres tall when it is planted it grows at a rate of 11 % pre year   determine an…

A: Solution

Q: 6. Using dimensional analysis, evaluate the following and report in the unit required. Be sure to…

A: The given expression: 8 mg-3.11×10-6 kg +4598 μg   According to the question we need to find the…

Q: 5. What is the definition of the word PER?

A: 5 PER       PER is a way to express the value of the quantity in terms of reference or base…

Q: a baking scale measures mass to the tenth of a gram, up to 650 grams. A cup of flour is placed on…

A: From any measurement, the measured values can be shown as  True value = measured value (+/-) Least…

Q: Use your calculator to determine (√8)3 to three significantfigures in two ways: (a) Find √8 to four…

A: (a) Using the given steps,

Q: Scientists reporting their results usually specify a range of values that they expect this 'true…

A: This question is based on Units and Measurement topic. True value is the actual value of the…

Q: QUESTION 2 Referring to the following equation: y=-3log(2.5x-0.5T) If the quantity y is measured in…

A: The given equation is, y=-3log2.5x-0.5T

Q: -70.25 Põiñtš] DETAILS YINTROSTAT1 6.HW.070. The length of time it takes to find a parking space at…

A: Given:According to the provided information the length of time toFind a parking space follows normal…

Q: The density of wate 8395 9/cm". Buring experimentation, you determine the density of water to be…

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Q: 7. Review the information in Table 4. a. Hypothetically, describe one type of graph that could be…

A: a)  The distance of the planet is an independent variable. It neither depends on the mass of the…

Q: 9. Define Accuracy and Precision with an example.Accuracy is how close a value is to its true…

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Q: Select Distance again from the Conversion Use the conversion factors on the tiles to calculate how…

A: in this question  we use conversion factors  equation to determine answer.

Q: Q2 : Use the dimensional analysis to find the mistakes in the given equation that is considered as…

A: We will be using Principle of homogeneity

Q: CONVERSION OF UNITS Find how many square inches can fit in a circle given that its radius is 500mm.…

A: According to conversion formula,  10 mm=1 cm1 mm=0.1 cm1 in=2.54 cm1 cm=12.54 in

Q: Estimate the number of people in the world who are suffering from the common cold on any given day.…

A: Let there be an assumption that on average a person catches cold thrice a year and that the…

Q: The area of a circle is given by ar? where r is the radius. This can be written as area = (ar) x r.…

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Q: Why is it important to take multiple reading to accurately measure a physical quantity

A: To Explain: Importance of taking multiple readings in an experiment.

Q: Soccer fields vary in size. A large soccer field is 115 m long and 85.0 m wide. What is its area in…

A:

Q: a. Convert 125.0km to centimeters  b. Convert 200.0 mls to Liter

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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,

Q: The density of aluminum is 2.7D glam. Recall that density is mass divided by uolume. Wwhat is the…

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Q: 1. The cup is a measure of volume widely used in cookbooks. One cup is equivalent to 225 ml. What is…

A: Given data, Mass  = 252 g Volume of one cup = 225 ml  We know that, Density of substance = mass of…

Q: Michael's scale measures the mass of objects as consistently 2kgless than their actual mass. How…

A: Given: Michael's scale measures the mass of the object consistently 2 kg less.

Q: 2. Use your calculator to determine (V8) to three significant figures in two ways: (a) Find 8 to…

A: To determine the cube of the root 8 by two methods.   (a). Finding the root of 8 to 4 significant…

Q: Calculating lung volume in humans. In humans, oxygen and carbon dioxide are exchanged in the blood…

A: Given : No. of alveoli in a typical pair of lungs, n = 480×106 Average volume of a single alveolus,…

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: 21. Your town has built a new water tower and has decided to cover the sides with wallpaper. You've…

A: Length of tower = 25 m Using conversion factor , 1 m = 3.2808 ft length of tower = 25×3.2808= 82.02…

Q: 4. A can of paint claims to cover an area of 400 ft2/gal. a) Express this quantity in square-meters…

A: 4)

Q: Question 3 Units and Dimensions. Express the units of the following parameters in SI units in terms…

A: For pressure: The formula for the pressure is: Now, assume that all the physical quantities are…

Q: 5. The volume of a sphere is given by V =-ar'.A sphere has a radius of 0.2 cm and a mass of 345 µg…

A: radius, r = 0.2 cm = 0.002 m mass, m = 345 ug = 345 x 10-9 kg

Q: Problem 4. (a) Estimate the mass of a bathtub half full of water. (b) Estimate the mass of a bathtub…

A: (A)  First, we assume the the shape of bathtub to be a cuboid, and the dimensions of the bathtub to…

Q: I. Has values of both unity and non-unity. II. When you use this, kilogram-force & kilogram-mass…

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Q: 1. (2.2 from text): What is the average density of the earth? The earth has a mass of 5.98 x10" ke…

A: Dear Madam/Sir, "Since you have asked multiple question, so as per guidelines to us, we will solve…

Q: Required information The label on a small soda bottle lists the volume of the drink as 524 mL. Use…

A: Given, soda bottle lists volume 524 mL. Therefore,