ASVAB-NAVY

ASVAB-NAVY Which of these reduces friction - ☑ball bearings When a lobster grows a claw to replace one that was lost, the process is called - ☑regeneration Any astronomical body that revolves around a larger body is called - ☑satellite In chemistry, to be classified as an organic substance, a substance must contain? - ☑carbon atoms Which element does NOT contain any neutrons - ☑Hydrogen The chemical formula of a compound describes the elements the compound contains and the - ☑the ratio of elements in a compound What is the symbol for the hydroxyl ion - ☑OH- The Tympanic membranes are also known as the - ☑Ear drum Which of the following actions produce a chemical change - ☑adding salt to the hot water Choking is prevented by the - ☑Epiglottis A perpetual-motion machine can never be built because it is not possible to eliminate - ☑elasticity Which of the following is a renewable source - ☑ When scientist measures a liquid's resistance to flow, they are measuring the liquids - ☑Viscosity Regeneration in man is limited to - ☑Healing of wounds How many atoms are in a single molecule of water (H2O) - ☑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 - ☑$1.30 A radar is designed to report the track is an aircraft every semiconductor. If the radar reports 30 tracks in one minute, what percentage of time did the radar track the aircraft? - ☑50% Jerry walked a dog from 6:40 a.m. to 7:30 a.m. one day. If he was paid at the rate of $6 per hour, how much did he earn that day? - ☑$5.00 A woman is looking for a bigger square office. She finds an office twice the area of her current office. If the perimeter of her current office is 88 feet, how many square feet is the new office? - ☑176 sq ft If the perimeter of a square garden is 84 feet, what is the area of the garden - ☑441 sq ft How many feet of chain fence are necessary to enclose a dog pen that is square and has an area of 64 square feet - ☑32