What is the highest point of a wave a crest wave height trough wavelength? The highest surface part of a wave is called the crest, and the lowest part is the trough. The vertical distance between the crest and the trough is the wave height. The horizontal distance between two adjacent crests or troughs is […]

What is the relative size of Earth? 1. Earth-Mars Comparison. This image compares Mars and Earth in their correct relative sizes. Mars (diameter 6790 kilometers) is only slightly more than half the size of Earth (diameter 12750 kilometers). How would you describe the size of and distance between Earth the moon and the sun? The […]

How do you create a family pedigree? Best Practices When Creating a Pedigree Chart Start your chart. Begin your chart with the father and mother. Create branches. Make branches coming from the father and mother to each of the children or offspring. Add generations. As you add generations, label each generation using Roman numerals (I, […]

Who is known as father of zoology? Aristotle Who is a famous botanist? Carl Linnaeus Who invented botany? Theophrastus Which flower has been named after Janaki Ammal? Rose In which field has Janaki Amma made significant contribution? cytogenetics When did Janaki Ammal die? Febr What happened to Ramanujan’s wife? Mrs. Janakiammal Ramanujan, the wife of […]

What are three roles of calcium in the body? Calcium helps your body with: Building strong bones and teeth. Clotting blood. Sending and receiving nerve signals. Squeezing and relaxing muscles. Releasing hormones and other chemicals. Keeping a normal heartbeat. What is the role of calcium in bone function? The mineral calcium helps your muscles, nerves, […]

Are there birds that look like bald eagles? Red-tailed Hawk At distance, Red-tailed Hawks have a similar shape to Bald Eagles but their wings are shorter, their heads smaller, and you can usually see that the bird’s body and wings are paler than a Bald Eagle. What does the bald eagle symbolize in America? The […]

What do you call a group of species living together? population – a group of organisms of the same species living in the same area at the same time, and which are capable of interbreeding. community – A group of populations living and interacting with each other in a common habitat. What is the term […]

What do lines separating different rock units on a geologic map represent? Each area with a different color or pattern on a bedrock map represents a different rock type or a rock type of a different age (different “geologic units”). The line separating one type of rock from another or rocks of different ages is […]

Can a karyotype determine Down syndrome? To obtain a karyotype, doctors draw a blood sample to examine the baby’s cells. They photograph the chromosomes and then group them by size, number, and shape. By examining the karyotype, doctors can diagnose Down syndrome. Can all genetic diseases be detected by a karyotype? Because there are thousands […]

What is an experiment that can be done to prove the law of conservation of mass? 1. Given vinegar and baking soda along with specific directions, students prove the Law of Conservation of Mass. The law of conservation of mass indicates that mass cannot be created nor destroyed. This means the total mass of reactants […]