Social Sciences

The sympathetic nervous system initiates the "fight or flight" response in the body. This response prepares the body to deal with perceived threats or stressors by increasing heart rate, increasing blood flow to muscles, and dilating the pupils.

The Saffir-Simpson Scale is an estimate of the power of hurricanes. Their Categories are Category 1, Category 2, Category 3, Category 4, and Category 5. All of them are destructive, especially Category 3 through 5.

The moon appears bright at night because it reflects sunlight from the sun. The moon doesn't produce its own light, but its surface reflects the sun's light back to Earth, making it visible in the night sky. The brightness of the moon can vary depending on its phase and how much of its surface is illuminated by the sun.

It is the reflection from the sun, that is why it changes it's shape, because the sun moves around causing shadows

The earth spins on its axis. It takes about 24 hours (1 day) to make 1 complete spin.

As the earth spins, the sun rises on the eastern horizon in the morning, it appears to

move across the sky throughout the day and then sets on the western horizon in the

evening.

There is no objective measure to determine the most intelligent person on Earth. Intelligence is multi-faceted and can be assessed in various ways. Different people excel in different areas of intelligence, such as academic, emotional, or creative intelligence.

A cP (continental polar) air mass is generally cool and dry.

While progress has been made in recovery efforts since the 2011 earthquake in Japan, some areas and communities are still working to rebuild and overcome challenges from the disaster. The country continues to focus on improving infrastructure, providing support to affected individuals, and implementing measures to enhance disaster preparedness. The process of recovery is ongoing, and efforts are being made to ensure the well-being and resilience of affected areas.

Desmids move by using extensions of their cell called pseudopods, which help them glide along surfaces or through water. These pseudopods are temporary projections that can be retracted and extended to change direction and move the desmid around.

The three main parts of the scientific process are hypothesis formation, experimentation, and data analysis. Scientists use these steps to test ideas and theories, gather evidence, and draw conclusions based on their findings.

Mass does not change with changes in altitude or elevation. Weight on the other hand does change. However, on earth the change from sea level to the top of a mountain would be extremely small.

The planet with a surface covered three fourths in water and ice is Earth.

The ancient Greek philosopher Thales is credited with proposing that everything in the world is made of water. Thales believed that water was the fundamental substance underlying all matter, a concept known as the "principle of water."

A location that is 60 degrees north and 100 degrees west is in Canada, specifically in the northern part of the province of Saskatchewan. This would be north of the city of Saskatoon in a remote, sparsely populated area.

When salt particles dissolve, they form bonds with the water particles. If you're looking at NaCl ... the Na and Cl will separate and hang on to other separated particles in the solution. If we're looking at salt dissolving in the water, the Na will bond with an OH... so they're NaOH, and the Cl will bond with an H. Reasons for this bonding is because of they're charges, Na having a positive charge, OH with a negative charge... opposite attract and BAM! They bond. Cl- ion will have a negative charge and the H+ is a proton thus a positive charge and BAM! They bond.

Color, luster (appearance of light reflecting off the surface), streak (color of a mineral in powdered form), hardness (ability to resist scratching), cleavage (tendency to break along flat surfaces), and specific gravity (density compared to water) are physical characteristics used to identify minerals.

DNA base pairs, genes, chromosomes, nucleus.

The water that flows in streams and rivers into the ocean and lakes is called runoff or freshwater.

When plates move laterally past each other, it can result in earthquakes along plate boundaries. The lateral movement can lead to friction and stress along the plate boundaries, which are eventually released in the form of seismic waves during an earthquake. This type of plate movement is commonly associated with transform plate boundaries.

The mass movement that makes a pattern of wrinkles or terraces on hillsides is called creep. Creep is the slow, gradual movement of soil and rock downhill due to gravity, causing a step-like pattern on the hillside.

The formal charge on the oxygen atom in NO is 0. Nitrogen contributes 2 valence electrons, and oxygen contributes 6 electrons. Since there are no formal charges assigned to N and O in NO, the formal charge on O can be calculated as 6 valence electrons - 6 non-bonding electrons - 2 bonding electrons = 0.

If you'll go to the main page for the SCIENCE category on WikiAnswers and look

under the big word SCIENCE at the top of the list of sub-categories, you'll see a

statement there that nicely wraps up the essence of Science. Past that, it's really

not the purpose of WikiAnswers to do your homework for you. That would be a

terrible thing to do to you, because it would ruin your chance to learn something.

The crops typically grown in steppes include wheat, barley, oats, and sunflowers. These crops are well-suited to the dry and windy conditions found in steppe regions, making them ideal for agriculture in these areas. Additionally, some fruits such as apples and apricots may also be cultivated in fertile steppes.

When hot magma pushes up from the Atlantic ridge, (A large,under water volcanic mountain range in the middle of the Atlantic Ocean) it has to go somewhere, so it pushes out and slowly forces the continents to move over the magma below it. Tey only move about as fast as fingernails grow, though.

A ground via is a type of via used in printed circuit boards (PCBs) to connect a signal or component on one layer to the ground plane on another layer. This helps to provide a low impedance path for returning currents and preventing signal interference. Ground vias are essential for maintaining signal integrity and reducing electromagnetic interference in high-speed digital circuits.