units in the SI system. I will be using laboratory dilutions‚ measurements‚ and weights to then calculate using algebraic formula. Throughout lab one we were introduced to many different forms of measurement‚ whether its using a ruler too measure length‚ a digital scale to measure weight‚ and also many different sized and shaped flasks to measure different volumes. Another key measurement of this lab was to teach the student about density and how to measure it. Density tells us that it is defined
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8th Maths Practice Paper-1 1. An altitude of a triangle is 5/3 of its corresponding base. If the altitude were increased by 4cm and the base decreased by 2cm‚ the area of the triangle would remain the same. Find the base and altitude of the triangle. 2. Some toffees are bought at the rate of 11 for Rs10 and same numbers are bought at the rate of 9 for Rs 10. If the whole lot is sold at one rupee per toffee‚ find the gain or loss percent. 3. Chandu purchased a watch at 20% discount
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poem exposes the "up and down" nature of waves‚ while the sudden‚ drastic change in rhythm helps depict the crashing of a wave. The metrical variation in the poem similarly attributes to the resemblance of a wave‚ for it goes hand in hand with the length of each line‚ giving the poem the physical characteristics of a wave. While the there is no metrical consistency throughout the poem (probably done because no two waves are identically alike)‚ there is a noticeable pattern and consistency in the
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inches) 3.18cm (11/14 inches) 4.60cm (113/16 inches) 1.91cm (3/4 inches) Pitch Markings The bowling crease (Law 9.1) This is the back edge of the crease marking‚ shall be marked in line with the stumps at each end and shall be 2.64m (8 feet 8 inches) in length with the stumps in the centre. The popping crease (Law 9.2) This is the back edge of the crease marking‚ shall be in front of‚ and parallel with‚ the bowling crease. It shall have the back edge of the crease marking 1.22m (4 feet) from the centre
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experiment was conducted at the Human Kinetics Program (HKP) Building in the University of the Philippines – Baguio. The terrain was prepared by distributing an even layer of gravel on the ground‚ and the background was covered by black cloth spanning the length of the terrain. The subject was also dressed in black to match with the background. The boules‚ jack‚ and significant joints and points on the subject’s body were marked with green bands to contrast with the background. A throwing circle was placed
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elasticity for aluminium‚ brass and steel. Results : Measurement of test specimen (a) For beam material – Steel | Length‚ L (mm) | Thickness‚ h (mm) | Width‚ b (mm) | 1st reading | 650 | 3.15 | 18.97 | 2nd reading | 650 | 3.11 | 19.03 | 3rd reading | 650 | 3.12 | 18.97 | Average reading | 650 | 3.13 | 18.99 | (b) For beam material – Aluminium | Length‚ L (mm) | Thickness‚ h (mm) | Width‚ b (mm) | 1st reading | 650 | 3.25 | 19.15 | 2nd reading | 650 | 3.21 | 19.23 |
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1. Find the distance between the points (a) (0‚ 2) and (3‚ 6) (b) (-2‚ 3) and (4‚ -5) © (2‚ -5) and (-3‚ 7) 2. Find the exact length of the interval between points (a) (2‚ 3) and (-1‚ 1) (b) (-1‚ 3) and (-7‚ 7) 3. Prove that the triangle with vertices (3‚ 4)‚ (-2‚ 7) and (6‚ -1) is isosceles. 4. Show that the points (3‚ -4) and (8‚ 1) are equidistant from the point (7‚ -3). 5. Prove that the points X(2 ‚ -3)‚ Y(-1‚ 10 ) and Z(-6 ‚ 5 ) all lie on a circle with centre at the origin. 6. If
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Q1 (a) Define density and relative density. What are the different units of measurement of density? (b) Explain how the relative density of a liquid is found using specific gravity bottle. (c) A metal casting is expected to have a specific gravity of 7.5. Due to entrap air bubbles the actual specific gravity was found to be 6.5. What percentage of the casting filled with air? (Neglect the mass of air in calculation). Q2 (a) Write down the relationship for the dynamic viscosity of fluid in terms of
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Measurement Devices Objectives: • To know how to use the different measuring devices properly. • To know how to solve the volume. • To know how to solve the Density. Introduction: "Accurate measurement is essential" – Measurement is the size‚ length‚ or amount of something‚ as established by measuring. Measurement is the first step that leads to control and eventually to improvement. If you can’t measure something‚ you can’t understand it. If you can’t understand it‚ you can’t control it. If
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25 42.126 Volume of Water (milliliters) 50.1 50.0 50.09 Volume of water (milliliters) Volume of water and solid (milliliters) Part III: Density of Regular-Shaped Solid Mass of solid (grams) Length of solid (centimeters) Width of solid (centimeters) Height of solid (centimeters) Calculations Show all of your work for each of the following calculations and be careful to follow significant figure rules in each calculation. Part
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