How can we make this object move? Force can make things move, change shape or change their speed. Some forces are direct and happen when two things touch (like a foot kicking a ball) or over a distance (such as a magnet or gravity). Friction is the force between two objects in contact with each […]
Which is the best power shower?
Which is the best power shower? The best power showers to buy Aqualisa Aquastream: The best all-round power shower. Mira Event XS: The best mid-range power shower. Triton AS2000SR: The best low-noise power shower. Mira Vigour Manual: The best budget power shower. Bristan Hydro Power 1500: A rock-solid, low-cost power shower. Can I use 6mm […]
What is the fraction 2/3 equivalent to?
What is the fraction 2/3 equivalent to? Equivalent fraction of a given fraction is got by multiplying or dividing its numerator and denominator by the same whole number. For example, if we multiply the numerator and denominator of 2/3 by 4 we get. 2/3 = 2×4 / 3×4 = 8/12 which is an equivalent fraction […]
Is iron rusting in the presence of moist air a physical change?
Is iron rusting in the presence of moist air a physical change? Rust is a reddish-brown substance formed on iron when it has been exposed to fresh air and moisture for a long time. This process is a chemical change called rusting. What is the chemical reaction of rusting? Rusting is an oxidation reaction. The […]
What will be the pulse rate during heart attack?
Is TT tall or short?
Is TT tall or short? Genotype Symbol Genotype Vocab Phenotype TT homozygous DOMINANT or pure tall tall Tt heterozygous or hybrid tall tt homozygous RECESSIVE or pure short short Is blue eyes a genotype or a phenotype? Finally, the genotype of an organism with two recessive alleles is called homozygous recessive. In the eye color […]
Do I have to memorize kinematic equations for MCAT?
Do I have to memorize kinematic equations for MCAT? Kinematic equations are the foundation to mastering MCAT physics. Yes you have to ‘memorize’ and know the standard formulas, but it goes deeper than that. You have to understand the units, when to use which equation, and be VERY comfortable applying these concepts to the more […]
Who said that a force is not needed to keep an object moving?
Who said that a force is not needed to keep an object moving? Newton What is natural state of an object? Objects do not change motion without unbalanced force. Objects in motion do not always require a force to keep them moving. Objects have two “natural” states of motion, at rest (static equilibrium) and moving […]
What is air pressure and what causes it?
What is air pressure and what causes it? Air pressure is caused by the weight of the air molecules above. Even tiny air molecules have some weight, and the huge numbers of air molecules that make up the layers of our atmosphere collectively have a great deal of weight, which presses down on whatever is […]
What do NS stand for?
What do NS stand for? Acronym Definition NS Nintendo Switch NS Not Sure (survey response) NS Natural Selection NS National Security What does NS mean in dating? Old Style (O.S.) and New Style (N.S.) indicate a dating system from before and after a calendar change, respectively. Usually this is the change from the Julian calendar […]