Answer: (1) Electric power is the rate at which work is done or energy is transformed into an electrical circuit. Simply put, it is a measure of... View Article
Answer: (3) Compounds of hydrogen with less electronegative elements are known as hydrides. So when hydrogen reacts with any other element the... View Article
Answer: (1) The strongest muscle in human beings is the masseter muscle. The muscle masseter is a thick muscle in the cheek and is situated at... View Article
Answer: Three-dimensional shapes have many attributes, such as vertices, faces, and edges. The flat surfaces of the 3D shapes are called faces.... View Article
Answer: Menarche begins when a child reaches puberty. Menarche is the first period of menstruation in females, which occurs between the ages of... View Article
Answer: (1) Magnesium oxide is made up of Mg2+ and O2- ions and are connected to each other by an ionic bond. The formula of Magnesium Oxide is... View Article
Answer: (3) A Colloid is an intermediate between solution and suspension. It has particles with sizes between 2 to 1000 nanometers. A colloid is... View Article
Answer: (1) In the normal light spectrum, there are seven basic colours known as VIBGYOR and each colour has a different wavelength. Red -... View Article
Answer: (3) A number of fibres appear between the two daughter centrioles, which are called the spindle fibres. Spindle fibers are the cellular... View Article
Answer: Humans and other mammals, including geckos, vertebrates, and reptiles are all classified as thecodonts and diphyodonts. Thecodont... View Article
Answer: A streamlined body is a shape that decreases the friction drag between a fluid, such as air and water, and an object that passes through... View Article
Answer: (2) A streamlined body is a shape that decreases the friction drag between a fluid, such as air and water, and an object that passes... View Article
Answer: (2) Skeletal muscle or voluntary muscles is one of the three types of muscles in the human body- the others being visceral and cardiac... View Article
Answer: A self ionization of water molecules takes place to produce hydronium ion and hydroxide ion are known as auto-pyrolysis of water. 2H2O... View Article
Answer: The reason for the atomic mass of chlorine taken as 35.5u and not as 35u because of the presence of isotopes. Isotopes are defined as... View Article
Answer: HIV originated in non-human primates and eventually spread to humans over the aeons. Even though the disease had been around for a long... View Article
Answer: Before letting know the common properties between acid and a base, let us know their definitions first. Acids are ionic compounds... View Article
