Why is it important to reduce environmental footprint? It is high time now that we should understand the importance of reducing carbon footprint & harmful emissions and start taking steps to save our planet from global warming. As per a new study, reduction in Greenhouse Gas Emissions can be helpful in preventing up to 3 […]
How is trace evidence used today?
How is trace evidence used today? Fibers, hair, soil, wood, gunshot residue and pollen are only a few examples of trace evidence that may be transferred between people, objects or the environment during a crime. Investigators can potentially link a suspect and a victim to a mutual location through trace evidence. What is meant by […]
Has anyone won a Nobel Prize twice?
Has anyone won a Nobel Prize twice? Two laureates have been awarded twice but not in the same field: Marie Curie (Physics and Chemistry) and Linus Pauling (Chemistry and Peace). Among the 892 Nobel laureates, 48 have been women; the first woman to receive a Nobel Prize was Marie Curie, who received the Nobel Prize […]
Which color is the fastest the slowest?
Which color is the fastest the slowest? Violet Does red light travel faster than blue light in a vacuum? Because the number of subquantum energy in a red photon is less than that of a blue photon, red photon interactions are less than the blue photon in the medium. So, the red light travels faster […]
What property of paper is changed if you cut it?
What property of paper is changed if you cut it? Answer: Cutting paper is a physical change since only the physical properties such as appearance (size and shape) is changed but the chemical composition remains the same. Cutting paper is a physical change because, it involves changing something without changing its chemical structure. Is a […]
Will a catalyst affect equilibrium?
Will a catalyst affect equilibrium? A catalyst is a substance that increases the speed of a reaction. Overall, a catalyst is not a reactant and is not used up, but it still affects how fast a reaction proceeds. However, a catalyst does not affect the extent or position of a reaction at equilibrium. It helps […]
What are the 3 types of genetic disorders?
What are the 3 types of genetic disorders? There are three types of genetic disorders: Single-gene disorders, where a mutation affects one gene. Sickle cell anemia is an example. Chromosomal disorders, where chromosomes (or parts of chromosomes) are missing or changed. Complex disorders, where there are mutations in two or more genes. How long does […]
Was Elias Howe a boy or girl?
Was Elias Howe a boy or girl? Elias Howe Jr. Elias Howe Jr. (/haʊ/; July 9, 1819 – October 3, 1867) was an American inventor best known for his creation of the modern lockstitch sewing machine. What things did Elias Howe invent? Sewing machine Who invented zipper? Whitcomb L. Judson Which city was Elias Howe’s […]