How can I cover the whole syllabus in one day? Divide up the hours in the day and decide what you will focus on when. Make sure you allow yourself time to sleep. Make a list of everything you need to know. Review the syllabus or any handouts given to you by your teacher. How […]
What is crust explain?
What is crust explain? “Crust” describes the outermost shell of a terrestrial planet. Earth has three layers: the crust, the mantle, and the core. The crust is made of solid rocks and minerals. Beneath the crust is the mantle, which is also mostly solid rocks and minerals, but punctuated by malleable areas of semi-solid magma. […]
What is ionized helium?
What is ionized helium? Singly ionized helium is an atom that has lost one of its electrons. We must expect its remaining electron to act like a hydrogen electron. There is only one difference between a hydrogen atom and a singly ionized helium atom; number of protons in the nucleus, so the nuclear charge. What […]
How much does it cost to replace seatbelts?
How much does it cost to replace seatbelts? The cost of a replacement seat belt varies depending on your vehicle’s specific year, make, and model. OE replacement parts will generally cost you anywhere between $20 to $85. Replacement seat belt assemblies are usually sold individually. Can seat belts be repaired or are they to be […]
How do rocks and soil move downslope?
When atoms are bombarded with alpha particles only a few in million suffer deflection others pass out Undeflected This is because?
When atoms are bombarded with alpha particles only a few in million suffer deflection others pass out Undeflected This is because? When atoms are bombarded with alpha particles, only a few in millon suffer deflection, other pass out undeflected. This is because. The nucleus occupies much smaller volume compared to the volume of the atom. […]
What is a potential divider used for?
What is a potential divider used for? A potential divider is a simple circuit that uses resisters(or thermistors / LDR’s) to supply a variable potential difference. They can be used as audio volume controls, to control the temperature in a freezer or monitor changes in light in a room. Why do we need voltage? Electrical […]
Can a person live without bone marrow?
Can a person live without bone marrow? It is the blood cell ‘factory’. Healthy bone marrow releases blood cells into the bloodstream when they are mature and when required. Without bone marrow, our bodies could not produce the white cells we need to fight infection, the red blood cells we need to carry oxygen, and […]
Who has 3 chambered heart?
Who has 3 chambered heart? Reptiles, except crocodile, have three chambered heart. Crocodiles have four chambered heart. Thus Dolphin being a mammal has four chambered heart. Salamander being an amphibian has a three chambered heart. Which animal has no heart and brain? Jellyfish Do cows have two hearts? How many heart chambers do cows have? […]
Why is area and perimeter important?
Why is area and perimeter important? Perimeter and Area. Perimeter and area are two important and fundamental mathematical topics. They help you to quantify physical space and also provide a foundation for more advanced mathematics found in algebra, trigonometry, and calculus. What is the importance of perimeter in real life? In everyday life area and […]