What are three ways to break down a compound? Compounds can be broken apart in chemical reactions called decomposition reactions. For example, water can be broken down into the diatomic elements hydrogen gas and oxygen gas in a chemical reaction called electrolysis. Sodium chloride can also be broken down into elemental sodium and chlorine gas […]
Why is light important for humans?
Why is light important for humans? Earth has been bathed with light from the Sun ever since; it is our most important source of energy. Sunlight warms us, causes weather patterns, allows plants to manufacture oxygen and our food from carbon dioxide and water, and it allows us to find our way around in the […]
What is one example of why researchers must take into consideration?
What is one example of why researchers must take into consideration? What is one example of why researchers must take into consideration the benefits of their research? A study should only be conducted if the study’s benefits outweigh the risks. What is one reason why scientific psychologists follow a specific set of guidelines to help […]
What will make an object move in a circular path?
What will make an object move in a circular path? A centripetal force is a net force that acts on an object to keep it moving along a circular path. The tension force in the string of a swinging tethered ball and the gravitational force keeping a satellite in orbit are both examples of centripetal […]
Are roller coasters safe for the brain?
Are roller coasters safe for the brain? The risk of traumatic brain injury (TBI) while riding roller coasters has received substantial attention. Case reports of TBI around the time of riding roller coasters have led many medical professionals to assert that the high gravitational forces (G-forces) induced by roller coasters pose a significant TBI risk. […]
What are examples of an unbalanced force?
What are examples of an unbalanced force? Practically anything that moves is a result of the exertion of unbalanced forces on it. If you kick a football and it moves from one place to another, it means that unbalanced forces are acting upon it. Ball moves from one place to another after kicking it. This […]
What are the major causes of freshwater pollution?
What are the major causes of freshwater pollution? Pollution may be caused by fecal waste, chemicals, pesticides, petroleum, sediment, or even heated discharges. Polluted rivers and lakes are unfit for swimming or fishing; polluted water is unsafe to drink. How does water use impact the environment? Less Water Affects the Environment When reservoir water levels […]
Why do cheetahs have very little genetic variation?
Why do cheetahs have very little genetic variation? Even though the number of cheetahs grew to as many as 100,000 during the 19th century, their genetic variability remained low due to the extreme bottleneck event that took place thousands of years previously. What are the two types of variation? There are two forms of variation: […]
How does light act like a particle?
How does light act like a particle? Light behaves mainly like a wave but it can also be considered to consist of tiny packages of energy called photons. Photons carry a fixed amount of energy but have no mass. They also found that increasing the intensity of light increased the number of electrons ejected, but […]
Which home workout program is the best?
Which home workout program is the best? Here’s the deal with 13 of the most popular home workout programs out there. Fit Girl’s Guide 28-Day Jumpstart. Insanity. Love Sweat Fitness Hot Body Sweat Guide. PIIT28. PiYo. P90X. Tone It Up. 80-Day Obsession. What it is: A different strength or cardio workout every day for 80 […]