What 3 things do sodium potassium and rubidium have in common? They are all soft metals in elemental form and they all react violently with water. They react so strongly because they all readily lose an electron to form the +1 cation very easily. Which alkali metal is the rarest? The other alkali metals are […]
How many types are fuel?
How many types are fuel? Chemical Primary (natural) Secondary (artificial) Solid fuels wood, coal, peat, dung, etc. coke, charcoal Liquid fuels petroleum diesel, gasoline, kerosene, LPG, coal tar, naphtha, ethanol Gaseous fuels natural gas hydrogen, propane, methane, coal gas, water gas, blast furnace gas, coke oven gas, CNG What is fuel and how the fuel […]
How do you describe a motion graph?
How do you describe a motion graph? Summary: A speed – time graph shows us how the speed of a moving object changes with time. The steeper the graph, the greater the acceleration. A horizontal line means the object is moving at a constant speed. A downward sloping line means the object is slowing down. […]
What is the most common type of delusion?
What is the most common type of delusion? Persecutory delusions are the most common type of delusions and involve the theme of being followed, harassed, cheated, poisoned or drugged, conspired against, spied on, attacked, or otherwise obstructed in the pursuit of goals. How long do delusions last? Additionally, two or more symptoms, such as hallucinations, […]
What is the formula for total surface area of a cuboid?
How do plants benefit from humans?
How do plants benefit from humans? In a way, they are a cycle — plants help humans breathe by providing us with oxygen, and humans help plants “breathe” by providing them with carbon dioxide. Why does photosynthesis not occur at night? Photosynthesis doesn’t occur at night. When there is no photosynthesis, there is a net […]
Why do I see white as green?
Why do I see white as green? Chloropsia or “green vision” is a form of chromatposia in which the abnormal colour perception is that of unexpected green sensations. It could also be Phosphenes—Phosphenes are the moving visual sensations of stars and patterns we see when we close our eyes. … What does seeing green mean? […]
How do I cancel my subscription for Brainly?
How do I cancel my subscription for Brainly? Canceling subscription purchased on website Login to your account. Go to your Account Settings in the dropdown from your profile icon. Select Subscription. Select Cancel My Subscription. How do I cancel my BritBox subscription? How do I cancel? Sign in to your account at BritBox.com and open […]
What is an example of niche?
What is an example of niche? An organism’s niche includes its environment, behaviors, and interactions. For example, humans constantly change the environment by depleting abiotic factors. These include resources like water and coal. All the things an organism does within its ecosystem is called its niche. What is called niche? In ecology, the term “niche” […]
How do scientists use pollen to study climates?
How do scientists use pollen to study climates? By analyzing pollen from well-dated sediment cores, scientists can obtain records of changes in vegetation going back hundreds of thousands, and even millions of years. Not only can pollen records tell us about the past climate, but they can also tell us how we are impacting our […]