Why is the atmosphere essential for life? Atmosphere is very important for sustaining life: It contains various gases like O2, CO2, N2 which are required for various life processes by plants and animals. (ii) gas is used by plants to prepare food by the process called photosynthesis (iii) Oxygen is required for burning, combustion and […]
Which fuel produces the most energy per gram?
What is the blue wire in a light fixture?
How does a Punnett squares allow you to predict gametes and offspring?
How does a Punnett squares allow you to predict gametes and offspring? A Punnett square is a chart that allows you to easily determine the expected percentage of different genotypes in the offspring of two parents. The gametes produced by the male parent are at the top of the chart, and the gametes produced by […]
Are greenhouse gases good or bad?
Are greenhouse gases good or bad? The greenhouse effect is a good thing. It warms the planet to its comfortable average of 59 degrees Fahrenheit (15 degrees Celsius) and keeps life on earth, well, livable. Without it the world would be a frozen, uninhabitable place, more like Mars. Why is greenhouse gas bad? Greenhouse gases […]
What happens if you breathe in volcanic ash?
What happens if you breathe in volcanic ash? Inhalation of volcanic ash can be very detrimental to human health, due to the harmful aerosols and poisonous gases the ash is made up of. Health effects inlcude respiratory problems, eye problems, and skin irritiation. One long-term effect of volcanic ash is silicosis. How dangerous is ash […]
How do you size a disconnect?
How do you size a disconnect? How to Calculate the Electrical Disconnect Switch Size Examine the appliance manufacturer nameplate on the appliance. Determine the horsepower rating of the appliance. Convert from volt-amps, watts or kilowatts to horsepower. Divide watts or volt-amps by 745.7 to obtain horsepower. Select a disconnect switch with the same or greater […]
What are 4 examples of adaptations?
What are 4 examples of adaptations? Examples include the long necks of giraffes for feeding in the tops of trees, the streamlined bodies of aquatic fish and mammals, the light bones of flying birds and mammals, and the long daggerlike canine teeth of carnivores. What are the 4 types of adaptations? Evolution by natural selection […]
What is circumference of cylinder?
What is circumference of cylinder? How do I find the circumference of a cylinder? If you know the cylinder’s radius: Multiply the radius by 2 to get the diameter. Multiply the result by π, or 3.14 for an estimation. That’s it; you found the circumference of the cylinder. What is the circumference of a 2 […]
Which are used to transfer heavy loads?
Which are used to transfer heavy loads? The type of footing which is used to transmit heavy loads through steel columns is A. Raft foundation. Grillage foundation. Well foundation. Isolated footing. Which machine is used to lift heavy rocks? Have you ever wondered how ancient people could lift very heavy objects, such as large stones, […]