How does the kinetic energy of a moving body depends on its speed? (i) Kinetic energy of a moving body is directly proportional to the square of the speed of the moving body. (ii) Kinetic energy of a moving body is directly proportional to the mass of the moving body. How will the kinetic energy […]
How much energy is released when an electron falls from N 5 to N 2?
Why should we protect our environment?
Why should we protect our environment? Healthy ecosystems clean our water, purify our air, maintain our soil, regulate the climate, recycle nutrients and provide us with food. Biodiversity is the key indicator of the health of an ecosystem. A wide variety of species will cope better with threats than a limited number of them in […]
How small can a laser beam be?
Do professional growers use LED?
Do professional growers use LED? Consider Using Both LED and HID Grow Lights Most professional growers find the most success with HID lights. LED grow lights make a solid addition to the space. They’ll help you bring more light to your space, especially as under canopy lighting. What company makes the best grow lights? The […]
What was the biggest eruption in history?
What was the biggest eruption in history? Tambora What country has the most historically active volcanoes? Indonesia Which country has most volcano? Mapped: The Countries With the Most Volcanoes – Where Does Indonesia Rank? United States – 173. Russia – 166. Indonesia – 139. Japan – 112. Chile – 104. Ethiopia – 57. Papua New […]
What are the two main risk factors for food?
What are the two main risk factors for food? TOP 5 CDC RISK FACTORS. CONTRIBUTING TO FOODBORNE ILLNESS. Did You Know… 1) Improper hot/cold holding temperatures of. 2) Improper cooking temperatures. 3) Contaminated utensils and equipment. 4) Poor employee health and hygiene. 5) Food from unsafe sources. Remember… What is the number one cause of […]
What is tangential velocity and acceleration?
What is tangential velocity and acceleration? People sometimes mix up angular and tangential (or linear) acceleration. Angular acceleration is the change in angular velocity divided by time, while tangential acceleration is the change in linear velocity divided by time. What is the normal acceleration? Normal acceleration is the rate of change of the velocity perpendicular […]
What holds heat the longest?
What holds heat the longest? Zeolite thermal storage retains heat indefinitely, absorbs four times more heat than water – ExtremeTech. Does lava rock absorb heat? Of lava rock, glass and stones, each absorbs and retains heat quite differently. Lava rock is very porous and hardly holds heat at all. Stones are at the other end […]
What does the mean tell us about a distribution?
What does the mean tell us about a distribution? The mean is the arithmetic average, and it is probably the measure of central tendency that you are most familiar. Calculating the mean is very simple. You just add up all of the values and divide by the number of observations in your dataset. However, in […]