glass bottle tops

Kelly bought a syrup in a glass bottle. The shape of the bottle is shown below. Estimate the volume of the bottle. => 460 cm 2 or 405 cm 3 or 810 cm 3 or 450 cm 3..

Determine whether the event is likely, unlikely, certain, or impossible to occur. "A glass bottle, when dropped on the floor, breaks." => a likely event or an unlikely event or a certain event or an impossible event..

A small gap is provided between the rails on railway tracks to make provision for the expansion of rails during summer, otherwise, the rails may bulge due to expansion causing train accidents. If a metal wire is used in a pendulum, its length changes with temperature. During summer, its length..

03. - A small pin fixed on a table top is viewed from above from a distance of 50 cm. By what distance would the pin appear to be raised if it is viewed from the same point through a 15 cm thick glass slab held parallel to the table? Refractive index of glass = 1.5. Do..

Hold a bottle cork in one hand firmly and cut a thin slice with the help of a blade. Place the section in a drop of water on a glass slide and observe under a microscope. You will find cells, which are box-like and closely packed together. Cork ce..

A solar cooker contains a box made of insulating material, with its inner surfaces blackened. The top is closed by a glass sheet. The box is closed such that the inner part does not come in contact with the outside air, there by reducing heat loss due to convection currents. The..

Urban activities generate large quantities of city wastes including several Biodegradable materials (like vegetables, animal wastes, papers, wooden pieces, carcasses, plant twigs, leaves, cloth wastes as well as sweepings) and many non-biodegradable materials (such as plastic bags, plastic bot..

It consists of a steel cylinder, filled with a highly concentrated solution of sodium hydrogen carbonate. At one end is a small receptacle made of strong wire netting. A glass bottle, containing concentrated sulphuric acid is placed inside the receptacle. Just near this bot..

. When the card is flicked away with the finger the coin drops neatly into the bottle. For success in performing this trick the finger should move in horizontal plane so that the card is not tilted. Place a coin on a smooth card over a water glass. Give the edge of the card a sh..

Hydrometer is an instrument used for determining the density of a liquid. It usually consists of a glass float with a long thin stem which is graduated. The glass float is a large hollow bulb which increases the buoyancy so that the hydrometer floats. The narrow stem increases t..