Category: Physics

Is G dependent on mass? Galileo found that the acceleration due to gravity (called “g”) depends only on the mass of the gravitating object and the distance from it. It does not depend on the mass of the object being pulled. Why does the weight not affect acceleration? “What are the factors that affect the […]

When would you use a fine adjustment knob? Fine Adjustment Knob – This knob is inside the coarse adjustment knob and is used to bring the specimen into sharp focus under low power and is used for all focusing when using high power lenses. Why is it important to only use the fine adjustment knob […]

What is a piece of land completely surrounded by water? A piece of land that is completely surrounded by water on all sides is known as an island. A group of islands is called an archipelago. What are some lower areas of land? The lowest exposed land on Earth is at the Dead Sea shore, […]

What is the average bounce rate? As a rule of thumb, a bounce rate in the range of 26 to 40 percent is excellent. 41 to 55 percent is roughly average. 56 to 70 percent is higher than average, but may not be cause for alarm depending on the website. Anything over 70 percent is […]

What is the most effective way of dealing with disease quizlet? Prevention is the most effective way of dealing with chronic disease. What are the 3 factors that determine your skill related fitness? These factors include agility, balance, coordination, power, reaction time, and speed. Skill related fitness consists of fitness components that are important to […]

What was the state of federal budget at the start of the 21st century? surpluses What is the role of the Office of Management and Budget economics quizlet? The main function of the OMB is to assist the president in preparing the budget. The Council of Economic Advisers (CEA) is an agency within the Executive […]

What is the main energy conversion that occurs when you plug in a lamp? Replace Light Bulb to Fluorescent: Example: an incandescent light bulb converts electrical energy into radiant energy in the forms of visible light and infrared radiation. The light is useful; however, the infrared radiation (heat) is wasted. What energy transformation occurs in […]

What is manometer and how it works? In its simplest form the manometer is a U-tube about half filled with liquid. When positive pressure is applied to one leg, the liquid is forced down in that leg and up in the other. The difference in height, “h,” which is the sum of the readings above […]

How far will the football travel before it lands? How far will the football travel before it lands? Round your answer to the nearest tenth. Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0° to the ground. You have determined that the football would travel […]

What is the main function of a cell wall? The cell wall surrounds the plasma membrane of plant cells and provides tensile strength and protection against mechanical and osmotic stress. It also allows cells to develop turgor pressure, which is the pressure of the cell contents against the cell wall. What kind of molecules pass […]