Which of the following is unit of length? a) Candela b) Lunar Month c) Light year d) Kelvin

Q: QUESTION 12 12 grams of water occupies: 1 cm- 1.2 cm 12cm- 2 120cm QUESTION13

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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: Describe science and technology and the interaction between them. Give examples.

A: Science is the study of the natural world by scientific method i.e. collecting data through a…

Q: 27. Which of the following measure weight? a.  Newton and kilogram     b. pounds and Newton     c.…

A: weight as the force exerted on a body by gravity.

Q: After recording the angle of elevation of the top of a statue at an unknown distance from the…

A: The situation of the statue is shown below. here, h is the height and x is the distance from the…

Q: Page What are the traditional units of length that we use in the United States? Where did they…

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Q: Use your age in years to calculate your age in the following units. Neglect the leap years. Show all…

A: Given: Age = 27 years.   To Calculate the age: (i) in seconds (ii) in microseconds (iii) in…

Q: Suppose 1.5 cubic meter of oil is spilled into the ocean. Find the area of the resulting slick,…

A: Finding the total area occupied by the spilled oil.Given information:The volume of the oil spilled…

Q: *Give answers to at least three significant figures. DO NOT submit answers in scientific notation.…

A: Total distance covered by light  =139 *2 million = 278000000 Speed of light = 299 792 458 m/s So…

Q: A 30-ft pole casts a shadow as shown in the figure. 30 ft (a) Express the angle of elevation 0 of…

A: Height of pole (h) = 30 ft Length of shadow = s Angle of elevation of sun = θ

Q: Convert the following into the metric units indicated. Show your calculations. Round off answers to…

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Q: describe the relationship between weight, mass, and volume. Use a diagram or chart if this is…

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Q: A scientific model a) must be changed annually b) is a useful conceptual tool c) is a representation…

A: Scientific models are in general, physical, mathematical or conceptual representation of a system of…

Q: A dollar bill is about 0.11 mm thick. Think about and suggest a proper instrument and method to…

A: The instrument which can we use is - Screw Gauge.

Q: Find the speed of the turtle in centimeters per second

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Q: What is the circumference of a circle with a radius of 2.1 cm? Enter your answer as a number; do not…

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Q: Calculate the average density of the following astronomical body: Mars.

A: The mass of the mars is 6.39×1023 kg and the volume of the mars is 16.318×1010 km3.

Q: Fill in the blanks: The Standard International unit for mass is the _____. The Standard…

A: Standard international unit is the widely used system of measurement. The seven base quantities of…

Q: Fill in the blanks. When a problem is not in correct scientific notation, you must v the decimal to…

A: Let a value is reported as 4561.2Its scientific notation is : = 4.6×103It must be noted that while…

Q: Define frame of reference AND provide an example

A: Definition of frame of reference :     In  Simple English  reference means with respect to something…

Q: alculate magnitude in coloumbs law

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Q: What is measurement? Differentiate mass and weight. Describe hiw mass is measures. Describe how…

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Q: Claws ab measures _________ A. Inside diameter  B. Outside diameter  C. Depth  D. None of these

A: In the diagram of the Vernier calipers as shown above, we have :  Claw ab is used to measure the…

Q: The main scale(bottom scale) on the Vernier Scale gives a reading of 228 degrees 30’. The top scale…

A: Since  60' = 1°  1' = (1/60)°

Q: What are the units of mass and the units of weight for the metric system?

A: Mass is a measure of the amount of material in an object, being directly related to the number and…

Q: two separate he two classE

A:

Q: Which one of the following is NOT a derived quantity? a. Volume b. Temperature С. Area d. Density

A: The quantity that is derived from two or more fundamental physical quantities is known as a derived…

Q: d |h D H Figure 1

A: Height of the entire ramp is H = 0.08 m Length of the entire ramp is L = 1.3 m

Q: (a) Graph the point in a polar coordinate system. (5, 1) 2 -2 -2 Convert the given polar coordinates…

A: Given  polar coordinates  required plotting of the polar coordinates and their conversion to…

Q: Answer the questions as directed. Write your answer on a separate sheet of paper. I. Study the image…

A: there given 4 figures; we have to describe these figures

Q: The Length of the Day is determined in:  A) length of the hours B) length of the year C)…

A: The length of one solar day is the time taken by the Earth to rotate about its own  axis. The tine…

Q: (10101111)GRAY

A: The procedure to convert from Gray code to binary code: i. The most-significant bit (MSB) ii. XOR…

Q: Langleyville (43 degrees S, 77.6 degrees w) and Cajun Country (25 degrees s, 77.5 degrees w) have…

A: As given Langleyville is located at 43 degrees longitude, whereas Cajun country is located at 25…

Q: a) list at least (3) quantities that you usually measure in your day-to-day life and indicate…

A: All the three are length measuring devices and screw gauge being most accurate.

Q: What are traditional units of length that we use in the United States

A: Solution:

Q: Nautical miles is a unit of distance used in   A) Navigation B) Road mile C) Astronomy D)…

A: Introduction: The Nautical mile is defined as one minute of latitude along any longitude. It is a…

Q: 5) Use your height in feet and inches to calculate your height in the following units. Show all your…

A: 63 inches

Q: Convert the given Scientific Notation number to a decimal (regular) number.  24.53 x 10-4

A: Given data:  Scientific Notation number  24.53 × 10-4 Required: Given Number in decimal number

Q: the following definitions: Field

A: Definition of Field in physics

Q: Indicate the number of significant figures in the following: ______a. 25 desks ______d. 100 kites

A: Significant figures is defined as the number of digits which are meaningful in a quantity.

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

A:

Q: Prof. Eduardo Stefanelli www.stefanelli.eng.br| 0 5 45 40 35 30

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 2.With illustrative examples,explain this statements about the nature of science: Science is…

A: Science is the organised and systematic knowledge obtained through  observations and rigorous…

Q: an object covers 23.62m in 6.87s while decelerating until reaching a final speed of 3.67m/s. find…

A: Given Distance moved= s = 23.62 m Time taken = t = 6.87 s Retardation is present Final velocity = v…

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.