spelling b test

Identify the word that spells 92. => Eighty-two or Forty-two or Seventy-two or Ninety-two..

Adam is practicing for a spelling contest to be held in the first week of August and it will be a Thursday. Use the calendar to find the date of the contest. => 10 th August or 24 th August or 3 rd August or 17 th August..

Nectar: Nectar is a sweet juice secreted by glands called nectaries. They are generally situated at the base of one of the floral whorls. When insects like bees visits flowers to collect nectar, cross pollination is brought abou..

1. Either Ram or Shyam has broken the vase. 2. Either Ram or his parents have broken the vase. In sentence 1 in both A and B both the subjects are singular. Hence, we use Singular verb. (Ram or Shyam / Seeta nor Geeta) In sentence 2 in both A and B the subjects joined by or and..

Potential energy = mgh = mg(h - x) [Height from the ground is (h - x)] Potential energy = mgh - mgx Kinetic energy The body covers the distance x with a velocity v. We make use of the third equation of motion to obtain velocity of the body. v 2 - u 2 = 2aS Here, u = 0, a = g and S =..

Limit of a rational function can be found by substitution, if the limit of the denominator is not zero. In other words, where P(x) and Q(x) are polynomials, then we have ..

Calcium hydroxide is used for: Testing carbon dioxide (CO 2 ) in laboratories. It turns milky when carbon dioxide is passed into it due to the precipitation of calcium carbonate (CaCO 3 ). White washing buildings. This reacts slowly with carbon dioxide (CO 2 ) in the air to form calcium c..

Plaster of Paris is prepared from gypsum (calcium sulphate dihydrate, CaSO 4 .2H 2 O). When gypsum is heated to 120 o C, it loses 75% of its water of crystallization to form plaster of Paris. Note:- The temperature should not exceed 130 degrees ,because the setting property of plaster of p..

Plaster of Paris is used to set fractured bones due to its setting property on hydration. It is used as a sealant in laboratories. Can be used to make casts for toys, statues, ornaments and decorative items. It is used as a fire proofing material. Used in the manufacture of black-boar..

Low density and strength make it ideal for construction of aircraft, lightweight vehicles, and ladders. An alloy of aluminium called duralumin is often used instead of pure aluminium because of its improved properties. Easy shaping and corrosion resistance make it a good material for drink ..