What will happen if you dip blue litmus paper to a lemon juice? If you dip blue litmus paper into lemon juice, it turns red. Because lemon juice is acidic, it makes blue litmus paper turn red. Because soapy water is alkaline, it turns red litmus paper blue. And pH represents the acidity or alkalinity […]
Is the control group the independent variable?
Is the control group the independent variable? The independent variable is “controlled” or held constant in the control group. A single experiment may include multiple experimental groups, which may all be compared against the control group. The purpose of having a control is to rule out other factors which may influence the results of an […]
How are the two variables associated with each other?
How are the two variables associated with each other? Association between two variables means the values of one variable relate in some way to the values of the other. Association is usually measured by correlation for two continuous variables and by cross tabulation and a Chi-square test for two categorical variables. What can be used […]
What can happen to your bones if they lose calcium?
What can happen to your bones if they lose calcium? Aging and Bone Loss As you age, your body may reabsorb calcium and phosphate from your bones instead of keeping these minerals in your bones. This makes your bones weaker. When this process reaches a certain stage, it is called osteoporosis. Is calcium more concentrated […]
What signs do Libras like?
What signs do Libras like? The most compatible signs with Libra are generally considered to be Gemini, Leo, Sagittarius and Aquarius. The least compatible signs with Libra are generally considered to be Cancer and Capricorn. Comparing sun signs can give a good general idea of compatibility. Who is Libras soulmate? A Gemini is a great […]
What is the benefit of going to the moon?
What is the benefit of going to the moon? By successfully establishing a presence on the Moon, we will enhance life on Earth and prepare to explore the rest of our solar system — and beyond! Keeping astronauts healthy in a lower-gravity and higher-radiation environment than Earth is an important challenge for medical researchers. What […]
What is difference between balanced and unbalanced force?
What is difference between balanced and unbalanced force? If two individual forces are of equal magnitude and opposite direction, then the forces are said to be balanced. An object is said to be acted upon by an unbalanced force only when there is an individual force that is not being balanced by a force of […]
Where is surface area used in real life?
What 3 categories do biological rhythms fall into?
What 3 categories do biological rhythms fall into? There are three types of biological rhythms: Circadian rhythms: biological cycles that occur about every twenty-four hours. Sleep follows a circadian rhythm. Infradian rhythms: biological cycles that take longer than twenty-four hours. Ultradian rhythms: biological cycles that occur more than once a day. What is an example […]
Which foods are high in enzymes?
Which foods are high in enzymes? Foods that contain natural digestive enzymes include pineapples, papayas, mangoes, honey, bananas, avocados, kefir, sauerkraut, kimchi, miso, kiwifruit and ginger. Adding any of these foods to your diet may help promote digestion and better gut health. Can digestive enzymes be harmful? Digestive enzyme supplements also could interact with antacids […]