ASVAB-NAVY Correct Questions & Answers!!

Which of these reduces friction - ANSWER ball bearings When a lobster grows a claw to replace one that was lost, the process is called - ANSWER regeneration Any astronomical body that revolves around a larger body is called - ANSWER satellite In chemistry, to be classified as an organic substance, a substance must contain? - ANSWER carbon atoms Which element does NOT contain any neutrons - ANSWER Hydrogen The chemical formula of a compound describes the elements the compound contains and the - ANSWER the ratio of elements in a compound What is the symbol for the hydroxyl ion - ANSWER OH- The Tympanic membranes are also known as the - ANSWER Ear drum Which of the following actions produce a chemical change - ANSWER adding salt to the hot water Choking is prevented by the - ANSWER Epiglottis A perpetual-motion machine can never be built because it is not possible to eliminate - ANSWER elasticity Which of the following is a renewable source - ANSWER When scientist measures a liquid's resistance to flow, they are measuring the liquids - ANSWER Viscosity Regeneration in man is limited to - ANSWER Healing of wounds How many atoms are in a single molecule of water (H2O) - ANSWER 2 atoms A student bought a sandwich for 80 cents, milk for 20 cent and pie for 30 cents. How much did the meal cost - ANSWER $1.30