an airplane travels at 951 km/h. How long does it take to travel 1.00 k?

Q: The heating element of a 1500 Watt electric stove can reach temperatures of 845 °C when turned all…

A: Power of electric stove (P) = 1500 Watt Final temperature (T) = 845o C percentage of heat from the…

Q: C. 83 milligrams = 8.3 x, grams d. 0.58 microwatt = 5.8 x, watts

A:

Q: Complete the table. a. 1245 kg 1.245 x 10° g 1.245 x 10° mg b. 515 km dm cm c. 122.355 s ms ks d.…

A: b. x =515 kmx=515 km×104 dm1 kmx=515×104 dm x=515 kmx=515 km×105 cm1 kmx=515×105 cm

Q: 3) A can of paint that covers 20 m2 costs $24.60. The walls of a room 13 ft x 18 ft are 8 ft high.…

A:

Q: The table below shows the speed of sound in water at different temperatures and salinities. Speed of…

A: We have to write about speed of sound in freshwater and seawater

Q: You perform a calculation and find that the units of your answer are A-m Based on only this…

A: Answer            A) a magnetic field Solution

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

A:

Q: How many cubic centimeters are there in a cubic meter? a) 10 b) 100 c) 1000 d) 1 × 104 e) 1 × 106

A: Significant figures are used to establish the number which is presented in the form of digits. These…

Q: How many millimeters make ten kilometers? A) 1010 B) 109 C) 108 D) 107

A: The distance is defined as "the length of the space between two points". It gives the numerical…

Q: The input and output relationship of a temperature measurement system is g Find the the output value…

A: Let us consider (y) be the temperature measurement & (x) be the length measurement of the…

Q: Which of the following are not SI base units? a. grams b. meters c. hours d. newtons e.…

A: Given Different options are given we have to choose that option or options which do not contain SI…

Q: A truck moves with a speed of 54 mi/h. how much is this speed in S.I. units? ( 1 mile = 1.609 km )

A: SI unit of speed is metre-per-second(m/s) Hence,  54mihr=54×(1.609×1000)60×60=24.135m/s

Q: A hose shoots water straight up a distance of 2.5 m. The end opening on the hose has an area of 0.75…

A:

Q: The thickness of a human hair is 0.015cm. This thickness is same as

A: Thickness of hair = 0.015 cm  1 cm = 10-2 m

Q: 4. How many significant figures are in the following numbers? (a) 70.9 (b) 3.788×10° (c) 0.4031026…

A:

Q: What velocity would a 5 kg ball need to have a KE=210?

A: Given: mass of the block, m = 5 kg Kinetic energy of the block, K.E = 210 J

Q: A city of population 6000 has an average total consumption per person per day of 100 gallons. What…

A: Consumption per person per day = 100 gallons Consumption of 6000 person per day = 600,000 gallons…

Q: How many electrons will weigh 1 mg if the mass of an electron is 9x10-28 g?

A: mass of an electron e=9.1×10-28g let number of electrons be n

Q: A study finds that the metabolic rate of mammals is proportional to m314, where m is the total body…

A:

Q: A study finds that the metabolic rate of mammals is proportional to m3/4, where m is the total body…

A:

Q: How many helium balloons would it take to lift a person?

A: Helium can lift 1g per L A helium balloon on an average have 15L of gas, thus it can hold or lift…

Q: A rectangular block of copper alloy has a mass of 1896 g. The dimensions of the block are 8.4 cm by…

A: Given data:  Mass (m) = 1896 g Dimensions of the block are Length (l) = 8.4 cm Width (b) = 5.5 cm…

Q: How long must a 100 Watt light bulb being turned on, in order to use 1 million joules of energy?…

A:

Q: Earth has a mass of 5.98*1024 kg.The average mass of the atoms that make up Earth is 40 u. How many…

A: Given : mass of the Earth, ME = 5.98*1024 kg            Average mass of atoms, m = 40 u

Q: A study finds that the metabolic rate of mammals is proportional to m14, where m is the total body…

A: Given: The mass of human is mh=70 kg. The mass of cat is mc=6.11 kg. The ratio of metabolic rate of…

Q: a) Km? b) mm? c) inches? fuel mileage of a certain car is 28 mpg (mi/gal). What is it in units of…

A: The fuel mileage of the car in km/L can be calculated in following steps.

Q: A study finds that the metabolic rate of mammals is proportional to m3/4, where m is the total body…

A:

Q: The gasoline consumption of a small car is advertised as 12 km/L. How many miles per gallon is this?…

A: Given data: The gasoline consumption of a car = 12 km/L 1 mile = 1.6 km 1 gallon = 3.8 liters…

Q: According to the label on a bottle of 10 points salad dressing, the volume of the contents is 0.473…

A:

Q: The input and output relationship of a temperature measurement system is given in the table. Find…

A: For a linear systems the change in one quantity directly affects the other parameters. Say, Y = m X…

Q: The water equivalent of 5 kg of a substance is 1 kg. By how much will its temperature change if 7550…

A:

Q: The number of significant figures in 0.06900 is (a) 5 (b) 4 (c) 2 (d) 3

A: The number of significant figures in 0.06900 is

Q: Fat cells in humans are composed almost entirely of pure triglycerides with an average density of…

A:

Q: What is the volume of a piece of tin (? = 7.3 g/cm3) that has a mass of 0.25 kg?

A:

Q: A study finds that the metabolic rate of mammals is proportional to m3/4, where m is the total body…

A: Given that metabolic rate (R) is proportional to mass(m) powered 34th : R∝m34

Q: [A] = −kt + [A]0 What is the value of [A]0 if ..... [A] = -7.00x10^-2 k = 3.11x10^-4 t = 225

A: Given [A] = −kt + [A]0 [A]0 = [A] + kt

Q: A new material has a mass of 96 g when made into a cube with side length 5 cm. What is the density…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: The bottom says "H = 222 * (1)22 × -10 = 24.2 m". I dont understand this calculation and how the…

A: At the maximum height, the final velocity of the ball is zero.

Q: A study finds that the metabolic rate of mammals is proportional to m314, where m is the total body…

A: The total body mass is denoted by m. The metabolic rate (R) of mammals is proportional to m3/4. The…