For what is Mohs scale used?   A) To measure brightness of a substance B) To measure viscosity of a liquid C) To measure elasticity of a material D) To measure hardness of minerals

Q: What is the weight of and wokat skould be size of a Aluminum cube with the same mass? Densitg of,…

A: The dimension of the gold bar is 10cm×20cm×5cm So the volume of the bar is V= 10×20×5×10^-6 m^3  V=…

Q: For the following properties mention on application it is used: Ductility, hardness, resilience,…

A: Ductility : For making electrical wires of copper and aluminium , ductility is used.  Hardness : Due…

Q: List at least 3 quantities that you usually measure in your day-to-day life, and indicate measuring…

A: Given:- List at least 3 quantities that you usually measure in your day-to-day life, and indicate…

Q: Q = 25 2 P = Use the last 2 digit -f your student id (N) G R wwww T= 350 Q S = 2500 Q

A:

Q: 3. When placed in a pycnometer, 20 g of salt displaces 7.6 g of kerosene. If the mass density of…

A:

Q: 1-3 . A solid piece of lead has a mass of 23.94 g and a volume of 2.1 cm³ calculate the density of…

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

Q: Use information on the endpapers of this book to calculate the average density of the Earth. Where…

A: The average mass of the Earth is   The mean radius of the Earth is

Q: 1- Brass can be classified in one of the following materials categories: a- Ferrous material. b-…

A: SOlution: to solve for the multiple questio with multiple choice option.

Q: Suppose 1.0 cubic meter of oil is spilled into the ocean. Find the area of the resulting slick,…

A:

Q: Assume it takes 10.0 min to fill a 35.0-gal gasoline tank. (1 U.S. gal = 231 in.3) Calculate the…

A: From unit transformation,

Q: Gold has a density of 19.32 g/cm3. If a square pyramid has a base length of 5 cm, a height of 6 cm,…

A: Given: Base length of pyramid l=5 cm, Height h=6 cm, Mass m=942 g, Density ρ=19.32 g/cm3. Required:…

Q: hat properties does a material need to be used as a drill

A: To be used in a drill bit a metal should have high red hardness. That is, it should retain its…

Q: What are the properties of liquids

A: Anything which occupies space and has mass is called matter.   Generally, Matter exists in three…

Q: As an astute observer walking around on continental crust (granite), you might decide to test the…

A: Here it is given that  measured density of granite d = 171 lb/ft3

Q: Q2. Compare between: 1. Metals and Ceramics 2. Thermoplastic and Thermoset 3. Elastic deformation…

A:

Q: A stonecutter’s chisel has an edge area of 0.7 cm2 . If the chisel is struck with a force of 42 N,…

A: According to Newton's second law of motion, the net force acting on the object is equal to the…

Q: In Chapter 1.6 in the discussion of the hydrometer, it is stated: “The higher the bulb floats, the…

A: A hydrometer device is used to determine the characteristics of a liquid. Mainly hydrometer is used…

Q: Question 2 Water is an essential molecule to life on Earth. Which of the following is not a property…

A: Option A: Surface tension: The surface tension of the water is the property of the water by which it…

Q: A cylindrical storage tank has a radius of 1.85 m. When filled to a height of 3.25 m, it holds…

A: Given: r=1.85 mh=3.25mM=14,300 kg

Q: A concrete mix design anticipates using 270 Ibs of water / cubic yard. All aggregate is determined…

A: Given Data: The amount of water in concrete mix design is, W=270 lbs of water/cubic yard The…

Q: Calculate the density of solid from the following data: (a) Mass of solid - 72 g (b) Initial volume…

A: We have a solid of mass m=72 g=72×10-3kg which is immersed in a liquid. The volume of liquid before…

Q: 1. A siphon tube was installed to transfer water from a bottle to the glass. If the siphon tube is…

A: Consider the reference point is at bottom,  h2 = 0 h1 = 1.5 ft + 2 ft = 3.5 ft Pressure at top and…

Q: Describe what is taking place with a ball if you are standing at the edge of a cliff and thrown a…

A: A ball has been thrown from the cliff

Q: Determine the mass of the air contained in a room whose dimensions are 15 ft x 20 ft x 20 ft. Assume…

A: Given :  Length of room = 15 ft  Breadth of room = 20 ft  Height of room = 20 ft  Density of air =…

Q: In electrcity what is the slope of the line of best fit represent as well as the equation for the…

A:

Q: It takes 7.00 min to fill a 30.0-gal gasoline tank. (a) Calculate the rate at which the tank is…

A:

Q: simultaneity

A: Solution

Q: The density of aluminum is 2.7D glam. Recall that density is mass divided by uolume. Wwhat is the…

A:

Q: Calculate the force pushing down needed to fully submerge a block of wood, with density of 200…

A: Given that, the value of mass of the block and density and volume and density of water. Then We have…

Q: 1.A rectangular block measures 2.3 x 5.1 x 7.8 centimetres. It has a mass of 66 grams. Determine its…

A: Given Data : The dimensions of the blocks are given as 2.3×5.1×7.8 cm The mass of the block is given…

Q: Definition: Composition of platter which depends on temperature. Example: solid, liquid, gas Term:

A: Ques:

Q: 4) A lake has an area of 5x10®m2. A Layer of water 5 mm thick evaporates from the lake over a hot…

A: The density of a substance has the formula d=massvolume…

Q: A material has a relative density of 1.8. Calculate it's density

A:

Q: A horizontal cylindrical tank has an inside diameter of 5 ft and an inside length of 18 ft and…

A: Tank has diameter d=5 ft (radius r=2.5 ft) and a length of l=18 ft. The oil was first filled upto…

Q: 1. It is debated that a certain civilization knew how to forge metals. To determine the density of a…

A: Archimedes' principle states that when an object is partially or fully immersed in a fluid, it…

Q: Change units (here for length, area, and volume) by using chain-link conversions.

A: Changing length from CGS unit to SI unit, Changing area from CGS unit to SI unit,

Q: Identify what principle the statement below is an application of. ht of birds.

A: Archimedes principle Archimedes' principle states that an object submerged in a fluid, fully or…

Q: 23 - Which of the following occurs as a result of the perspiration in the cement not meeting the…

A: Plastic shrinkage occurs as a result of the perspiration in the cement not meeting the evaporation.

Q: Horshall. A student measures the mass of an 8 cm' block of brown sugar to be 12.9 g. What is the…

A: Given data:  Volume (V) = 8 cm3 Mass (m) = 12.9 g Required: The density (ρ)

Q: What will be the diameter of an indentation, in mm, to yield a hardness of 300 HB when a 500-kg load…

A:

Q: Oil volume is 34 cc, water volume is 32.4 cc, and gas volume is 14.6 cc. Calculate effective pore…

A: Given :  Oil Volume = 34 cc Water volume=32.4 cc Gas volume=14.6 cc

Q: Describe what are the units of volume?

A: There are various units of measurement in the physical world. They are either one dimensional, two…

Q: lower elevation. 14.How could we make the balloon go limp much faster, without waiting for air to…

A: solution  is given by

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!