Category: Physics

What are daily necessities? A traditional list of immediate “basic needs” is food (including water), shelter and clothing. Many modern lists emphasize the minimum level of consumption of “basic needs” of not just food, water, clothing and shelter, but also sanitation, education, and healthcare. Different agencies use different lists. What are some modern day things? […]

How heat energy is transformed into another form? In a thermal power station, heat energy converted into electrical energy. Sun gives light so light energy is converted into solar energy this is also one type of heat energy because heat energy is converted into solar energy. What can heat be transformed into? Thermoelectric materials can […]

What is the force in Newtons on each load? The unit of force is the Newton (N) – where one newton is one kilogram metre per second squared. The Newton is defined as the force which, when applied to a mass of one kilogram, gives an acceleration of one meter per second squared. F = […]

Is Tungsten poisonous? Tungsten has been the subject of numerous in vivo experimental and in vitro studies in view of determining its metabolic and toxicity profile. However, tungsten and its compounds are not considered very toxic for humans. Most existing human toxicology information comes from chronic occupational exposure. Is tungsten carbide toxic to humans? * […]

What did Aristotle say about the moon? For Aristotle the moon had been a perfect sphere, and that was how people still saw it in 1609. A perfect sphere, of course, is perfectly smooth. The pure moon was not of base earth. What did ancients think of the moon? Through persistent observation, Anaxagoras came to […]

What is another name for a push or a pull? What is another word for push and pull? rock roll swerve writhe toss about walk unsteadily flap twirl pulsate dangle What is the opposite of push and pull? Pull noun – The act or an instance of applying force on something so that it moves […]

How can I check myself for dehydration? Tests for dehydration Gently pinch the skin on your arm or stomach with two fingers so that it makes a “tent” shape. Let the skin go. Check to see if the skin springs back to its normal position in one to three seconds. If the skin is slow […]

What is the quotient of 20 and 5? 4 What is the quotient of 90 and 5? Subtract 40 from 40 . The result of division of 905 is 18 . How do you show 90 divided by 5? Using a calculator, if you typed in 90 divided by 5, you’d get 18. You could […]

How does the axle work? An axle is a rod or shaft that rotates the wheels and supports the weight of your vehicle. Axles are essential components of any vehicle and come in three main types: front, rear, and stub. Let’s break down the types of axle and look at how to choose the right […]

How does Cassini communicate with Earth? The Radio Science Subsystem sent radio signals from Cassini to Earth using the spacecraft’s large radio dish called the high-gain antenna. En route, the radio signal interacted with Saturn’s moons, rings or Saturn’s atmosphere. The spacecraft’s high-gain antenna had to be pointed toward Earth in order to send its […]