How do you find the atomic number and period of a group? Come down to the next period ,i.e period 3. We need to reach four blocks to the right to get to group 4. Going each block to the right will increase the atomic number by 1. Therefore, going 4 blocks to the right […]
What is the highest level of anxiety?
What is the highest level of anxiety? Severe anxiety is intensely debilitating, and symptoms of severe anxiety meet key diagnostic criteria for clinically-significant anxiety disorder. People with severe anxiety typically score higher on scales of distress and lower on functioning. How do you know if your anxiety is bad? Anxiety disorders are characterized by a […]
How does climate change affect biodiversity and society?
How does climate change affect biodiversity and society? As climate change alters temperature and weather patterns, it will also impact plant and animal life. Scientists expect the number and range of species, which define biodiversity, will decline greatly as temperatures continue to rise. Why is climate change a threat to biodiversity? The risk of climate […]
How can theories change?
How can theories change? Theories may change, or the way that they are interpreted may change, but the facts themselves don’t change. Tanner likens theories to a basket in which scientists keep facts and observations that they find. The shape of that basket may change as the scientists learn more and include more facts. What […]
Which bond is most difficult to break?
Which bond is most difficult to break? Intramolecular covalent bonds Which bond is stronger CC or CN? The stability of a molecule is a function of the strength of the covalent bonds holding the atoms together….Bond Dissociation Energy. Bond C-N 293 C-O 358 C-F 485 C-C 348 What kind of bond is CN? A carbon–nitrogen […]
Is Ebola a vector-borne disease?
Is Ebola a vector-borne disease? Additionally, Ebola virus is not known to be transmitted through food. However, in certain parts of the world, Ebola virus may spread through the handling and consumption of wild animal meat or hunted wild animals infected with Ebola. There is no evidence that mosquitoes or other insects can transmit Ebola […]
Do you have to put the handbrake on every time you stop?
Do you have to put the handbrake on every time you stop? Your handbrake should only be used once you’ve stopped moving. While you’ll usually apply it by pulling a lever, in some newer cars, you activate the handbrake using a small button. In an automatic car, you’ll engage the handbrake by putting the car […]
What is the relationship between energy and electricity?
What is the relationship between energy and electricity? With power and energy, power is units of energy divided by time. The same difference as distance and velocity. The units of power are watts, the units of energy are joules. A watt is one joule divided by one second. How do I know if my smart […]
What is the main purpose of national parks?
What is the main purpose of national parks? The National Park Service preserves unimpaired the natural and cultural resources and values of the National Park System for the enjoyment, education, and inspiration of this and future generations. What are the benefits of national parks? National parks contain forested areas that not only protect water sources, […]
What fuel did the first cars use?
What fuel did the first cars use? Beginning in the 1880s, inventors tried very hard to make cars that would run well enough to use every day. These experimental cars ran on steam, gasoline, or electricity. Do all cars have internal combustion engine? Gasoline and diesel vehicles are similar. They both use internal combustion engines. […]