answersLogoWhite

0

🧪

Science

The observation, identification, description, experimental investigation, and theoretical explanation of phenomena is all part of science. Nothing is immune to the scientific process: from charm quarks that haven't existed naturally since the beginning of time to Pluto, recently demoted from planet to dwarf planet. Questions on knowledge about the material and physical aspects of our world are asked and answered here.

203,801 Questions

What part of the moon is always lit up by the sun?

The side of the moon facing the sun is always lit up, while the opposite side remains in darkness. This phenomenon is due to the moon's synchronous rotation, which results in one side always facing the sun.

Because radio waves can pass freely through earth's atmosphere what are useful under most wheather conditions?

Radio waves are useful under most weather conditions because they can pass through the atmosphere without significant disruption. This makes them reliable for communication purposes, such as broadcasting radio signals or transmitting data wirelessly. Additionally, they are less affected by factors like fog, rain, or snow compared to other forms of electromagnetic waves.

Which country is the largest producer of solar energy?

China is the largest producer of solar energy in the world, with a significant amount of solar capacity installed across the country. The government has made significant investments in solar energy infrastructure to reduce reliance on fossil fuels and combat pollution.

Is space spherical?

For all that matters Yes. It is a near perfect sphere, with an oblateness estimated at about 9 millionths which means that its polar diameter differs from its equatorial diameter by only 10 km (6 miles).

In a solid are the particles are packed closely together but they can move past each other freely?

In a solid, particles are tightly packed together in a fixed position, vibrating in place due to thermal energy. While they can vibrate and rotate in their fixed positions, they do not have the freedom to move past each other like in a liquid.

How many stars does the Leo constellation have?

Leo has nine main stars, but many more lesser.

Leo has many bright stars, such as Regulus (α Leonis), the lion's heart; Denebola (β Leonis); and γ1 Leonis (Algieba). Many fainter stars have been named as well, such as δ Leo (Zosma), θ Leo (Chort), κ Leo (Al Minliar al Asad ), λ Leo (Alterf), and ο Leo (Subra). Regulus, η Leonis, and γ Leonis, together with the fainter stars ζ Leo (Adhafera), μ Leo (Ras Elased Borealis), and ε Leo (Ras Elased Australis), make up the asterism known as the Sickle. These stars represent the head and the mane of the lion. The star Wolf 359, a near star to Earth (7.7 light-years), is in Leo. Gliese 436, a faint star in Leo about 33 light years away from the Sun. The carbon star CW Leo (IRC +10216) is the brightest star in the night sky at the infrared N-band (10 μm wavelength).

From which direction does foul weather typically approach?

Most storms will approach from the West. Storms that approach from the East, however, tend to be more severe.

Most common elements in space?

The most common elements in the universe are hydrogen and helium. Together, they make up about 98% of all visible matter in space, with hydrogen being the most abundant element overall. Other common elements found in space include oxygen, carbon, and silicon.

Who discovered balloons?

Brothers Joseph and Etienne Montgolfier, Paper-makers near Lyons, France.

How many naturally occurring atoms exist?

There are 92 naturally occurring elements, with a total of 118 naturally occurring elements in the periodic table. Each element is composed of atoms with a specific number of protons in the nucleus that determines its identity.

What can be seen in the middle of March and April that cannot be seen at the beginning or end of either month?

The letter "r" can be seen in the middle of both March and April but not at the beginning or end of either month.

Kind of tide that occurs when the Sun Earth and the Moon line up together?

Spring tide occurs when the Sun, Earth, and Moon are aligned in a straight line, causing the gravitational forces to reinforce each other and leading to higher high tides and lower low tides.

What identifies elements from the periodic table?

Elements from the periodic table are identified by their atomic number, which represents the number of protons in the nucleus of an atom. Each element also has a unique symbol (e.g. H for hydrogen) and name, which are used to classify and differentiate them. Additionally, elements are organized in the periodic table based on their chemical and physical properties.

What type of satellite is the earth's moon?

# It's a moon # A rocky planetoid

# airless

# celestial object

During which portion of the earths revolution around the sun is the northern hemisphere tilted toward the sun?

During the portion that the Earth traverses during the period
from roughly March 21 until roughly September 22.

What term means the path an object takes as it revolves around the sun?

The term for the path an object takes as it revolves around the sun is called an orbit.

What are the skills astronauts need?

Being Passionate about your work is very important. Working hard toward your goal, smart and wise organization of work, work under stress.

Also most important of all is to work as a team member.

What is the qualification needed to join NASA?

Qualifications to join NASA vary depending on the specific position, but generally require a relevant degree in a STEM field (science, technology, engineering, or mathematics) such as physics, engineering, or computer science. Additional requirements may include relevant work experience, specific skills or certifications, and the ability to pass a background check and physical examination.

Is it true that high and low tides cause a reversing waterfall effect in cobscook bay Maine?

Yes, the reversing waterfall effect in Cobscook Bay, Maine is caused by the unique bay topography and the strong tidal currents. During high tide, the water flows over the irregular seafloor causing the waterfall effect. As the tide recedes, the water flow reverses, creating the illusion of a waterfall flowing upwards.

What is the definition of a parallel universe?

i believe it's a universe similar but not excatly the same as our own, for example there could be a parallel universe that looks exactly like our own, but it doesn't have the for that we call gravity

hope this helps :)

What threadlike substance do paramecium use?

The paramecium use short hair like structures for movement, and it is also found on the outside of the body. The answer is Cilia. The definition of Cilia( above ) is pretty much the same as- threadlike _______ to move quickly in any direction

Give two reasons to explain why it is important to protect solis and to keep them in good shape?

  1. Healthy soils are essential for agriculture as they provide nutrients, support plant growth, and improve water retention. Protecting soils ensures sustainable food production and helps preserve biodiversity.
  2. Soils play a crucial role in carbon sequestration and can help mitigate climate change. By maintaining healthy soils, we can reduce greenhouse gas emissions and contribute to overall environmental health.

Who is the most brilliant scientist?

It is subjective to determine the most brilliant scientist as brilliance can be measured in various ways. Some notable scientists who are widely recognized for their contributions to scientific advancements include Albert Einstein, Marie Curie, and Isaac Newton.

Can cellular respiration happen without photosynthesis?

Yes, cellular respiration can occur without photosynthesis. Cellular respiration is the process by which cells generate energy from food molecules, while photosynthesis is the process by which plants convert sunlight into energy. Organisms like animals rely on cellular respiration to produce energy without needing photosynthesis.

Why are optical space telescopes able to see deeper into outer space than land based optical telescopes?

Optical space telescopes are not affected by atmospheric turbulence, which can distort images and limit the clarity of ground-based telescopes. Additionally, they can be positioned above the Earth's atmosphere, avoiding interference from light pollution and atmospheric absorption. This allows them to capture clearer and more detailed images of distant objects in space.