Can anyone throw 90 mph? If you are a serious baseball player, one who has put in the work over the years and have at least average coordination, speed, and ability, you can absolutely accomplish the feat of throwing 90 mph. Does height matter for pitchers? Height does not matter for major-league pitchers because only […]
Why is there an equal and opposite reaction to every action?
Why is there an equal and opposite reaction to every action? Formally stated, Newton’s third law is: For every action, there is an equal and opposite reaction. The statement means that in every interaction, there is a pair of forces acting on the two interacting objects. The size of the forces on the first object […]
Which microscope is used in schools?
Which microscope is used in schools? Compound microscopes are usually used with transmitted light to look through transparent specimens; the useful school magnification range is 10-400x. Which microscope is the best for students? We jot down the list of the best microscopes for students: OMAX 40X-2000X Lab LED Binocular Microscope. TELMU Compound Monocular Microscope. AmScope […]
What is the difference between a directional and a non-directional test?
What is the difference between a directional and a non-directional test? Directional tests are known as “one-tailed” tests because all of the error is is one “tail” of the distribution (less than). Non-directional tests are called “two-tailed” tests because we must include the possibility that the alternative population could be less than m or greater […]
Is Controlled burning dangerous?
Is Controlled burning dangerous? When conditions are wrong, prescribed fire can severely damage the very resource it was intended to benefit. Prescribed fire can temporarily reduce air quality, but usually to a much lesser degree than wildfire. Proper planning and execution are necessary to minimize any detrimental effects to air quality. Are controlled burns good […]
Can you go from smaller gas pipe to larger?
What is the most common type of nuclear waste?
What is the most common type of nuclear waste? High-Level Waste. High-level radioactive waste primarily is uranium fuel that has been used in a nuclear power reactor and is “spent,” or no longer efficient in producing electricity. Spent fuel is thermally hot as well as highly radioactive and requires remote handling and shielding. Who is […]
How does heat capacity change?
How does heat capacity change? 1 Answer. The heat capacity is the slope of the plot of internal energy U with temperature T. Then as temperature increases more of the energy levels become excited & the internal energy rises rapidly and so does the slope of U vs T and so heat capacity increases. Does […]
When ice melts its volume is?
When ice melts its volume is? When ice melts it converts to water and the density of ice is less than of water. Hence volume will decrease. When water freezes does the volume increase or decrease? When frozen, water molecules take a more defined shape and arrange themselves in six-sided crystalline structures. The crystalline arrangement […]
What products are made from calcium?
What products are made from calcium? Chalk, marble and limestone are all forms of calcium carbonate. Calcium carbonate is used to make white paint, cleaning powder, toothpaste and stomach antacids, among other things. How do we use calcium in everyday life? Gypsum (calcium sulfate) is used by builders as a plaster and by nurses for […]