How many babies are born each year in Fiji? The crude birth rate indicates the number of live births occurring during the year, per 1,000 population estimated at midyear….Fiji: Birth rate from 2008 to 2018 (per 1,000 inhabitants) Birth rate per thousand population 2017 21.56 2016 21.8 2015 21.98 2014 22.11 What is the death […]
Are nucleons equal to mass number?
Are nucleons equal to mass number? The mass number (symbol A, from the German word Atomgewicht [atomic weight]), also called atomic mass number or nucleon number, is the total number of protons and neutrons (together known as nucleons) in an atomic nucleus. Why mass number is not a whole number? Because most atoms with several […]
How do you separate mixtures from beads?
What does a seed contain Class 6?
What does a seed contain Class 6? A seed has three parts: Seed Coat. Endosperm. Embryo. What is difference between embryo and seed? The embryo, endosperm, and seed coat are the three major parts of a seed….Difference between embryo and seed. Embryo Seed It is formed by the fusion of sperm and nucleus. It is […]
When a body is placed on a rough plane inclined at an angle?
How do you solve for change in velocity?
How do you solve for change in velocity? Velocity (v) is a vector quantity that measures displacement (or change in position, Δs) over the change in time (Δt), represented by the equation v = Δs/Δt. Speed (or rate, r) is a scalar quantity that measures the distance traveled (d) over the change in time (Δt), […]
What problem will create when too much algae?
What problem will create when too much algae? Excessive algae growth will starve or suppress other forms of aquatic plant life, and can block sunlight necessary for their proper growth. Taste and odour problems in drinking water and sometimes even fish kills are associated with excessive blooms of planktonic algae. Is Dissolved oxygen harmful to […]
How can models help scientists?
How can models help scientists? Models use familiar objects to represent unfamiliar things. Models can help you visualize, or picture in your mind, something that is difficult to see or understand. Models can help scientists communicate their ideas, understand processes, and make predictions. What are some models used in science? Physical models, mathematical models, and […]
What is the chemical that breaks down food in your mouth?
What is the chemical that breaks down food in your mouth? salivary amylase enzyme How is food chemically broken down? Chemical digestion involves the secretions of enzymes throughout your digestive tract. These enzymes break the chemical bonds that hold food particles together. This allows food to be broken down into small, digestible parts. What happens […]