1. Estimate the number of pieces of paper that would be needed to cover the surface of the earth.
Q: 2. In the calculation of the area of the same square measuring: 5.0 cm ±.05 cm by 5.0 cm ±.05 cm,…
A: The area of square is, A=a2 Here, a is the side of the square.
Q: You have an 18-carat gold coin (an alloy of gold and copper). Its mass is 6 grams. Using the fact…
A: Given: Mass of gold coin =6 grams Density of pure gold =19300 kg /m3 Density of copper =8960 kg /m3
Q: 1. Consider a physical constant we will call B that has units of Joules per Farad. If the dimensions…
A:
Q: 1. Consider a physical constant we will call ß that has units of Joules per Amp. If the dimensions…
A: The unit of energy is Joule, and the dimensional unit of the energy is ML2T-2 The unit of electric…
Q: 3. Perform the indicated operations: (All answers should be expressed in scientific notation. Apply…
A: (a) solution- (4.0× 10-⁶ )×(3.0×10⁴) = 4.0× 3.0 × 10-² =12.00× 10-² 12.00× 10-² have 4 significant…
Q: 6) Human "density" is about 0.98 g/mL. How would you measure your volume? Briefly describe.
A: The density ρ and the volume V of a human are related to each other by the following equation.…
Q: ensionally consis ceive credit).
A:
Q: 29. The amount of water in reservoirs is often measured in acre-ft. One acre-ft is a volume that…
A:
Q: Accomplished silver workers in India can pound silver into incredibly thin sheets, as thin as 3.00 x…
A: Area(A) of the sheet. given,
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: 1). Density describes a. mass per unit volume. b. length per unit time. C. volume per liter. d.…
A:
Q: 21. Calculate the volume in cubic feet of a swimming pool that measures 100 feet in long, 50 feet…
A: Given L = 100 feet b = 50 feet h = 5 feet We have to find a. Convert the answer to gallons.b.…
Q: 3. How would you calculate the error of a quantity Q that depends on the variables a, b, c and d if…
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Q: 3. Use first principles (definition of differentiation) to find the first derivative of 2. x+2*
A: Let's denote the given function as f(x). So fx=x-2x+2 Using first principle, the derivative of a…
Q: 4. Determine if the following equations are dimensionally correct. (a) (P)²= pgh, where P is…
A: Two expressions are given as(a) ; here represents pressure, represents density, represents…
Q: ) Express the speed of light, 3.00 x 108 m/s in: a) Feet per nanosecond b) millimeters…
A: speed of light= 3×108 m/s 1 m= 3.28 ft (a) speed in Feet per nanosecond : 3×108ms=3×108 3.28 ft109…
Q: 3. The diagram shows the outer diameter of three similar rings measured by a meter scale. If the…
A: The initial reading, The final reading,
Q: The diameter of the Earth is 12,740,000 meters. a. Determine the radius of Earth. [work] R= [answer]…
A: Given Data: Diameter of Earth (d) = 12740000 meters Surface Area of sphere = 4πr2 In part a of the…
Q: 6) 1.89 Convert 0.045 barrels to gallons. 2. Do the following multi-step unit conversions: 7)…
A:
Q: 2. Consider the illustration of a standard metric scale across the two lines. 51 6 7 8 9 10 a. Write…
A: Given:- A standard metric across the two lines. given in the figure as Find:- a) short…
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- 3) A swimming pool contains 6500 gallons of water.a)How many liters of water does the same pool contain?b)How many pounds of water are in the pool?c)How many metric tons of water are in the pool?11. Satisfy the following calculations. Express your answer in scientific notation: 850,000 (9.0 x 10^5) -5.0 x 10^4 5.0 x 10^4 -5.00 x 10^4 5.00 x 10^4 12. Satisfy the following calculations. Express your answer in scientific notation: (3.6 x 10^-4) x (3.6 x 10^6) 1.296 x 10^3 1.29 x 10^3 1.3 x 10^3 1.30 x 10^3Q23. The width of a man's hand was used as a common unit of length several hundred years ago. What are the advantages and disadvantages of using such a unit? Explain. E1. Suppose that a pancake recipe designed to feed three people calls for 600 mL of flour. How many milliliters of flour would you use if you wanted to extend the recipe to feed five people? E7. A crate has a mass of 9.40 kg (kilograms). What is this mass in grams? In milligrams?
- 10 mL 9 24 mL 8 mL 7 Measuring Тool 25 mL 7 mL Volume, mass and/or length measurement (with units) Measuring Тol 8 cm 9 cm Volume, mass and/or length measurement (with units) Page 13 of 143. Perform the following calculations and report your answer to the correct number of significant figures. c. 1.0042 +0.00621 d. (9.187 x 0.182) 3.11. The floor of a rectangular building has an area of 120 square meter. The length of the floor / is 4m bigger than its width, w. Solve for I. Hint: Start with the equation of the area in terms of I. What kind of equation do you get? /= 48.11 X feet ! No, that's not the correct answer.
- 1. In the calculation of the perimeter of a square measuring: 5.0 cm ±.05 cm by 5.0 cm ±.05 cm, What is the + error on the calculation of the perimeter of the square? you must show the correct equation in symbolic form, and your work to receive full credit)Graph 3 Graph 1 Graph 2 2. What does Graph 2 represent? A. A decreasing slope. B. A variable slope. C. A constant slope. D. The area under the graph. E. An increasing slope. F. An inverse relationship.6. Atoms of a certain element have a diameter of 108 cm. Given 1 km = 1,000 m and 1 m = 100 cm, about how many of these atoms can be fit along a line with a 1 Astronomical Unit length?