1.)Relate the electric potential energy and gravitational potential energy with work, and electric field.
Q: Estimate the size of a molecules.
A: Given data; Molecules in 1 litre water is=6.02×106 Estimate the size of a molecules ?
Q: A student measured the density of a material to be (1.934 0.003) x 10' g/cm. The number of…
A: density = (1.934 +- 0.003)*10 g/cm3 note:- number of significant figure in (1.934)=4 number of…
Q: Estimate the surface area of a person.
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Q: If the radius of a CD-ROM is 6 cm, what is the average area taken up by each bit if the total number…
A: The radius of a CD ROM is, The total area of a CD ROM can be given as, The total number of nits…
Q: Estimate the order of magnitude of the length, in meters, of each of the following.
A: to estimate : The order of magnitude of length in meters for a pool cue
Q: Dea agents watch drug smugglers load cocaine onto a fishing boat in a Mexican river to transport it…
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Q: How would you explain to someone why it is necessary to reverse the inequality symbol when…
A: Given: To explain the reverse of an inequality symbol if multiplies on the both sides of an…
Q: 9. Tectonic plates are large segments of the Earth's crust that move slowly. Suppose that one such…
A:
Q: It is observed that a height of child is growing 0.5 inch per 6 months. At the age of 6 years, if…
A: Given: The rate of increase in the height of the child is r=0.5 inch6 month. The height of the…
Q: object measured by a __________ in grams and does not change…it stays the _________
A: The gram and kilogram are two units used to measure mass in the metric system.The basic SI unit of…
Q: Iron has a mass of 7.87 g per cubic centimeter of volume, and the mass of an iron atom is 9.27 ×…
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Q: 5. Rank the following mass measurements from least to greatest 11.6 mg, 1021 pg, 0.000000 kg. 0.31mg
A: Given Data : The following mass measurements are given : 11.6 mg 1021 μg 0.000000 kg 0.31 mg
Q: Calculate how many litters of gasoline are used in the USA in one day? Assume that there are two…
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Q: (1) A typical bacterium has a mass of 1 picogram (1 × 10-¹2 gram). Calculate the mass of a mole (or…
A: Mass of bacterium m= 10^-12gm.
Q: Van is traveling at a speed of 52 m/s. (a) What is its speed in kilometers per hour? (b) Is it…
A: Given Speed=52m/s
Q: (II) Determine the conversion factor between (a) km/h and mi/h,(b) m/s and ft/s,(c) km/h and m/s.
A: Conversion factor
Q: Rita, Frank, and Greg have a total of $118 in their wallets. Frank has $8 more than Rita. Greg has 4…
A: Consider, Rita has x dollars in the wallet, Frank has y dollars in the wallet, and Greg has z…
Q: A car is traveling at a speed of 33 m/s. (a) What is its speed in kilometers per hour? (b) Is it the…
A: Given that-A car is travelling at a speed of 33 m/sWe know the-Conversion formula- X m/s=X ms1…
Q: A spherical balloon is partially blown up and its surface area is measured. More air is then added,…
A: Given: Surface area of the balloon expands by a factor of 9.90
Q: A certain fuel-efficient hybrid car gets gasoline mileage of 55.0 mpg (miles per gallon). If you are…
A: The mileage of the car in mpg.
Q: (a) Number i Units (b) Number i Units (c) Number i Units > >
A: Please post the remaining questions separately! Given:- f= +38 cm (focal length) u= -30 cm (object…
Q: A pyramid has a square base of side x and height h. The volume V of the pyramid is given by the…
A: We are given volume of pyramid. We are given uncertainty in height. We are also given uncertainty in…
Q: A rectangular box is h = 5.5 inches in height, w = 30.5 cm wide, and L = 0.35 yards long. What is…
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Q: Estimate the number of tennis ball that would fit into a room that is 4m long, 4m wide, and 3m high.…
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Q: How many years will it take to occupy the computer's hard drive that can store data of 82 gigabytes…
A: Solution: Given the amount of data = 82 gigabytes = 82x109 bytes. Also given, 1 byte = 1 character.…
Q: 1. Convert a velocity of 60 miles per hour to units of feet per second.
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Q: 2) The mass of a baby's brain increases by an average of approximately 1.6 mg/min. a) How much would…
A: (a)The amount of brain ass increase in 1 week is,
Q: measuring the changes in volume and surface area of worms. Two worms labeled A and B st the…
A: Given, Both worms A and B have same initial volume and surface area. At the end of study ,the…
Q: A lecture period (50.0 min) is close to 1.00 microcentury. (a) How long is a microcentury? (b) Usin…
A: (a)we know that,minutes in 1 century=52.6×106 minutesminutes in 1 micro century= 52.6 minutes
Q: What is the ratio of the volume of 10 kg of gold to the volume of 10 kg of oak
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Q: A box is measured to be 15.0 inch x 12.0 inch x 8.00 inch. Calculate its volume in cubic meter.…
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Q: It is observed that a height of child is growing 0.5 inch per 6 months. At the age of 6 years, if…
A: Here given that the height of a child grows 0.5 inch per 6 month.Again at the year of 6 the height…
Q: A rug measures 8 feet in width and 12 feet in length. What is the area of the rug in square meters?…
A: Write the given values with the suitable variables. b=8 feetl=12 feet Here, b and l are the width…
Q: 1) If the speed of sound @ 20°C is 343 m/s, what is that equivalent to in miles per hour? CON vert
A: The speed of sound at 20oC = 343 msTo convert : The speed of sound at 20oC to miles per hour
Q: 10. (a) Refer to Table 1.3 to determine the average distance between the Earth and the Sun. Then…
A: from the table(a)distance of earth from sun , r=1011 mnow assuming that earth goes around sun in…
Q: (I) What are the dimensions of density, which is mass per volume?
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Q: Perform the following operation leaving your answer with the correct number of significant figures:…
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