Description : What Water vapor droplets form clouds and Earth's gravity pulls the moisture to the surface in the form of?
Last Answer : rain
Description : Pick out the wrong statement. (A) The concentric layer in atmosphere which contains about 70% of the total mass of atmosphere and characterised by a steady decrease in temperature is called stratosphere (B) ... ) The earth's atmosphere is an envelope of gases extending upto a height of about 200 kms
Last Answer : (A) The concentric layer in atmosphere which contains about 70% of the total mass of atmosphere and characterised by a steady decrease in temperature is called stratosphere
Description : When water vapour condenseit form tiny drops of water that forms clouds when do this droplets come down as rain?
Last Answer : Individual droplets are so small, that they can stay suspendedin the air. If the droplets combine into larger drops that are tooheavy to stay suspended, they fall as raindrops.
Description : Cloud droplets unite most easily to form raindrops in clouds containing which of the following substances? w) ozone x) plant pollen y) carbon tetrachloride z) large salt crystals
Last Answer : ANSWER: Z -- LARGE SALT CRYSTALS
Description : Since clouds contain tiny water droplets, why are rainbows not permanently present?
Last Answer : On a rainy day, sunrays, which are polychromatic(with all the seven colours), fall on water droplets at a certain incident angle adn refract with certain other refractive angle because water ... they are numerous and closer against an appropriate viewing angle to allow the cooperative phenomenon.)
Description : Which term describes droplets that condense on objects at the earth's surface?
Last Answer : dew
Description : What happens when the tiny liquid or ice droplets of clouds get too heavy to float?
Last Answer : it snow or rain due the cloud not able to hold any more... hopedthis helped you
Description : When water vapor forms liquid water droplets on a window in the early morning and example?
Last Answer : Need answer
Description : The separation of liquid droplets from the vapor is done by a/an __________, in the evaporators. (A) Steam ejector (B) Entrainment separator (C) Compressor (D) Vacuum pump
Last Answer : (B) Entrainment separator
Description : What is the answer for the process by water on earths surface changes from liquid to water vapor?
Last Answer : transpiration,i think
Description : Does the gravity that pulls us to the ground come from the sun?
Last Answer : No. The gravity that comes from the Sun pulls us towards theSun. The gravity that comes from Earth pulls us towards Earth.
Description : When the moon's gravity pulls on earth?
Last Answer : What is the answer ?
Description : It is observed that the total pressure exerted by air on the man of average size is around 14.7 lb wt. per square inch. But the man feels quite comfortable,. It is because of-----? A. An equal and ... B. of the height of a man C. of gravity D. Earth pulls the man upward E. None of these
Last Answer : A. An equal and opposite pressure acts from inside (Answer)
Description : How can there be clouds in winter when it is too cold for water to stay a vapor? -Geography
Last Answer : First of all, clouds are never made out of water vapour. Water vapor is invisible because its molecules are too far apart to optically scatter light. Whenever you see steam, mist, fog, or clouds, ... there are still often layers of atmosphere higher up that are warm enough for water to stay liquid.
Description : Clouds are just water vapor, so why do they move? -Geography
Last Answer : Clouds are not water vapor. Water vapor is the gas state of H2O and is invisible. The air around you on a humid summer day is chock full of water vapor, but you don't see any of ... drops as clear. Returning back the original question, clouds can move because wind can blow water droplets around.
Description : Pick out the wrong statement (A) The concentric atmosphere layer just above troposphere is called stratosphere, which is rich in ozone (B) Mesosphere is characterised by very low atmospheric ... radio waves used in the long distance radio communication are reflected back to earth by stratosphere
Last Answer : (D) The radio waves used in the long distance radio communication are reflected back to earth by stratosphere
Description : In the western United States, the movement of air causes clouds to release their moisture as rain on which side of mountain ranges?
Last Answer : northern
Description : Less dew is formed on cloudy nights because (a) Clouds absorb the falling dew (b) Clouds scatter moisture (c) In cloudy nights the radiation takes place very slowly (d) In cloudy nights the radiation takes place very quickly
Last Answer : Ans:(d)
Description : Bound moisture is that liquid which exerts an equilibrium vapor pressure __________ that of the pure liquid at the given temperature. (A) Less than (B) More than (C) Equal to (D) Either (A) or (B); depends on the solid
Last Answer : (A) Less than
Description : ___________ is the percent by weight that is saturated liquid. a) Quality, x b) Percent Moisture, y c) Vapor c) Liquid
Last Answer : Percent Moisture, y
Description : ___________ is the percent by weight that is saturated vapor. a) Quality, x b) Percent Moisture, y c) Vapor d) Liquid
Last Answer : Quality, x
Description : Obtain the formula for acceleration due to gravity at the depth ‘d’ below the Earth’s surface.
Last Answer : Obtain the formula for acceleration due to gravity at the depth ‘d’ below the Earth’s surface.
Description : Show that acceleration due to gravity at height h above the Earth’s surface is gh = g(R/R + h)^2
Last Answer : Show that acceleration due to gravity at height h above the Earth’s surface is gh = g \(\left(\frac{R}{R + h}\right)^2\) gh = g(R/R + h)2
Description : On the earth's surface, how much force does the pull of gravity have on 1 kilogram of mass?
Last Answer : 9.8 newtons, down
Description : If a body weighs 12N on the surface of the earth, how much will it weigh on the surface of the moon where acceleration due to gravity is only one-sixth of that on earth's surface? (1) 12N (2) 2N (3) 10N (4) 6N
Last Answer : (2) 2N Explanation: Weight is mass x g. Since mass is constant and g is only 16thof that on the earth. The weight on the moon is only 16th of that on the earth.
Description : Assuming uniform density of the core, the acceleration due to gravity below the Earth's surface is A. inversely proportional to the square of the distance from the center of the Earth ... center of the Earth D. directly proportional to the distance from the center of the Earth
Last Answer : directly proportional to the distance from the center of the Earth
Description : Why the Earth is having its own atmosphere ? (1) Winds (2) Clouds (3) Gravity (4) Rotation of the Earth
Last Answer : (3) Gravity Explanation: Due to gravity, our Earth has an atmosphere, Gravity causes the gases to be held close to the earth instead of escaping into outer space.
Description : Why the Earth is having its own atmosphere? (1) Winds (2) Clouds (3) Gravity (4) Rotation of the Earth
Last Answer : (3) Gravity
Description : The atmospheric air is held to the Earth by – (1) gravity (2) winds (3) clouds (4) rotation of the Earth
Last Answer : (1) gravity Explanation: The atmosphere is an ocean of air held in place by gravity, extending from the surface to an altitude of hundreds of kilometers, the edge of space. Energy from the sun heating the air and land surface to different degrees, drives atmospheric circulation.
Description : The atmospheric air is held to the Earth by : (1) gravity (2) winds (3) clouds (4) rotation of the Earth
Last Answer : gravity
Last Answer : Gravity
Description : The surface tension in intestinal lumen between fat droplets and aqueous medium is decreased by (A) Bile Salts (B) Bile acids (C) Conc. H2SO4 (D) Acetic acid
Last Answer : A
Description : Only two of the following Statements accurately describe what happens in the mouth. 1. 2. 3. 4. Amylase breaks down large starch molecules into smaller maltose molecules. Chewing increases the surface area of food for digestion. Saliva emulsifies ... ? (a) 1 and 2 (b) 2 and 3 (c) 3 and 4 (d) 1 and 4
Last Answer : (a) 1 and 2
Description : Spherical shape of mercury droplets is due to its (A) High viscosity (B) Low surface tension (C) High density (D) High surface tension
Last Answer : Option D
Description : Surfactants.................................. the surface tension of spray droplets a). do not affect b). decrease c). increase d). All
Last Answer : b). decrease
Last Answer : (A) Bile Salts
Description : A compacted soil sample using 10% moisture content has a weight of 200 g and mass unit weight of 2.0 g/cm3 . If the specific gravity of soil particles and water are 2.7 and 1.0, the degree of saturation of the soil is (A) 11.1 % (B) 55.6 % (C) 69.6 % (D) None of these
Last Answer : (B) 55.6 %
Description : The soil moisture driven off by heat, is called (A) Free water (B) Hydroscopic water (C) Gravity water (D) None of these
Last Answer : Answer: Option B
Description : 260 g of wet soil was taken in a pycnometer jar of weight 400 g in order to find the moisture content in the soil, with specific gravity of soil particles 2.75. The weight of soil and remaining water filled in pycnometer without air ... is (A) 24.2 % (B) 18.2 % (C) 53.8 % (D) None of these
Description : The specific gravity of coal depends mainly on its __________ content. (A) Carbon (B) Volatile matter (C) Ash (D) Moisture
Last Answer : (C) Ash
Description : A partially saturated sample of soil has a unit weight of 2.0 g/cm3 and specific gravity of soil particles is 2.6. If the moisture content in the soil is 20%, the degree of saturation is (A) 20 % (B) 77 % (C) 92 % (D) None of these
Last Answer : Answer: Option C
Description : A soil sample of mass specific gravity 1.92 has moisture content 30%. If the specific gravity of solids is 2.75, the void ratio, is (A) 0.858 (B) 0.860 (C) 0.862 (D) 0.864
Last Answer : Option C
Description : A soil sample of mass specific gravity 1.92 has moisture content 30%. If the specific gravity of solids is 2.75, the degree of saturation, is (A) 95.4 % (B) 95.5 % (C) 95.6 % (D) 95.7 %
Description : Pick up the correct statement from the following: (A) A highly absorptive aggregate reduces the workability of concrete considerably (B) The specific gravity of aggregate is important for the determination ... and porosity of an aggregate influence the property of the concrete (D) All the above
Last Answer : Answer: Option D
Description : Consider the diurnal (daily) cycle of temperature at the surface. Why is the tem- perature maximum in the mid-to-late afternoon? (a) There is a net energy gain at the surface from dawn to mid- ... this time. (d) Late in the day, evaporation from the surface increases and this cools the surface.
Last Answer : There is a net energy gain at the surface from dawn to mid- afternoon.
Description : The loss of water in the form of vapor from the surface of plant leaves is referred to as: a. Transpiration b. Respiration c. Oxidation d. Condensation
Last Answer : Transpiration
Description : Why Earth is called the blue planet? (1) Because of two-thirds surface covered by water (2) Because of water laden clouds in the atmosphere (3) Because of pollution in the atmosphere (4) None of these
Last Answer : (1) Because of two-thirds surface covered by water Explanation: Earth is called the blue planet because two-thirds of its surface is covered by water.
Description : On average, how do low clouds affect the surface temperature (compared to a clear sky)? (a) Low clouds warm the surface by increasing the greenhouse effect (b) Low clouds cool the surface by ... surface by increasing the albedo (d) It depends on whether they are comprised of ice or liquid water
Last Answer : (c) Low clouds cool the surface by increasing the albedo