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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

How is earth is heated through conduction?

The Earth is heated through conduction because heat from the interior of the Earth is transferred to the surface through the solid rock layers. This process occurs as the heat energy moves from higher temperature areas to lower temperature areas through direct contact and collision between the particles of the material.

When does geologic processes occur?

Geologic processes occur constantly over long periods of time, shaping the Earth's surface and internal structure. These processes include plate tectonics, erosion, volcanic activity, and mountain building, among others. The combination of these processes work together to create and modify the features of the Earth we see today.

What is thigotropism?

Thigotropism is a plant's growth response to touch. It involves the bending or movement of a plant in response to physical contact. Thigotropism allows plants to adapt to their environment and can occur in response to stimuli like wind, rain, or contact with other objects.

What seismic waves travel only across the surface of the earth?

Surface waves, also known as Love waves and Rayleigh waves, travel only across the surface of the Earth. They have horizontal and vertical motion that can cause significant damage during an earthquake. These waves are slower than body waves but have larger amplitudes.

What needs to go in and out every cell?

Nutrients and waste products need to go in and out of every cell for proper functioning. Nutrients such as glucose and oxygen are required for energy production, while waste products like carbon dioxide must be removed to maintain cellular health.

Why do some flowers smell like rotting meat?

Some flowers, like the corpse flower, emit a scent similar to rotting meat to attract insects like beetles and flies for pollination. These insects are attracted to the smell and help transfer pollen between flowers, aiding in the plant's reproduction.

Where is the majority of the earths fresh water stored?

Glaciers and icecaps.
about 2/3 of Earth's fresh water is stored in polar ice caps and glaciers, while the rest are in freshwater streams and rivers running towards the ocean.
Under ground

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The largest percentage of SURFACE fresh water is stored in the polar ice caps. If you would like your water as a liquid, go to the Great Lakes- they contain 21% of the world's surface fresh water.
The ice caps, namely the North and South Pole. Most fresh water is frozen solid. The largest reservoirs of liquid fresh water on earth are the Great Lakes.
In the polar ice caps

What is an example of an organism that reproduces sexually and explain the diversity of their offspring?

An example of an organism that reproduces sexually is a red fox. When red foxes reproduce sexually, they exchange genetic material with a partner, leading to offspring with a wide range of genetic variations. This diversity in offspring helps them adapt to different environments and challenges, giving them a better chance of survival in changing conditions.

Would you expect to find plantlike organisms bellow 1000 meters in the ocean?

No, plantlike organisms generally require sunlight for photosynthesis, which is limited below 1000 meters in the ocean. Below this depth, the lack of light makes it challenging for plantlike organisms to survive and thrive due to the limited energy available for photosynthesis.

What topic do biologists ask questions about and study using scientific methods?

Biologists study living organisms and their interactions with their environment using scientific methods. They ask questions about topics such as genetics, evolution, ecology, physiology, and behavior in order to better understand the natural world.

What mercury have hydrosphere?

Mercury is present in the Earth's hydrosphere in trace amounts, primarily from natural sources such as volcanic activity and weathering of rocks. However, human activities like industrial processes and mining can contribute to an increase in mercury levels in water bodies, posing a threat to aquatic life and human health. Efforts are being made globally to reduce mercury pollution and protect water quality.

How soon can the phenotype of a baby be determined?

The phenotype of a baby can typically be determined right at birth through observation of physical characteristics such as hair color, eye color, and other features. Additionally, genetic testing can provide more in-depth information about the baby's genetic makeup and potential traits.

What are Bacteriophage lambda found in?

Bacteriophage lambda primarily infects Escherichia coli bacteria. It is commonly used as a tool in molecular biology research for genetic engineering experiments.

What is a lowland between two highlands called?

A lowland between two highlands is called a valley. Valleys are typically characterized by their lower elevation compared to the surrounding highlands and are often formed by the natural erosion of water or ice over time.

What membrane is constructed of a visceral and parietal layer?

The pericardium is the membrane that is constructed of a visceral and parietal layer. The visceral layer is in direct contact with the heart, while the parietal layer lines the outer surface of the pericardial sac. This double-layered membrane protects and lubricates the heart.

What would happen to the worlds coral reef if the sea level were suddenly to rise by 100 m?

A rise in sea level by 100 meters would likely submerge most, if not all, of the world's coral reefs. Coral reefs require specific environmental conditions to survive, and a rapid increase in sea level of this magnitude would lead to their drowning and death.

What is most ocean water usage is for?

Most ocean water usage is for cooling in power plants, desalination for drinking water, and industrial processes like manufacturing and mining.

What produces eggs and protects fetus?

The ovaries produce eggs and provide a protective environment for a developing fetus during pregnancy.

How does a boil egg differ from earths core in term of solidity?

A boiled egg is solid throughout, with a consistent texture. Earth's core, on the other hand, is solid but under immense pressure and high temperatures, which give it a unique composition and behavior compared to the solid structure of a boiled egg.

What are the three ways that things move in and out of the cell?

Things can move in and out of a cell through passive diffusion, facilitated diffusion, and active transport. Passive diffusion involves movement down a concentration gradient without the need for energy input, while facilitated diffusion involves the use of transport proteins. Active transport requires energy input to move molecules against their concentration gradient.

Where are Kimberlite pipes located in Oklahoma?

Kimberlite pipes are not commonly found in Oklahoma. These geological formations are more prevalent in regions where diamond deposits are present, such as certain parts of Africa, Canada, and Australia. Oklahoma's geology is more known for its oil and gas resources.

What cell types make up gastric glands?

The main cell types that make up gastric glands are mucous neck cells, parietal cells, chief cells, and enteroendocrine cells. These cells work together to produce and secrete gastric juices in the stomach, which play a key role in digestion.

Is mudslide an example of mass movement caused by gravity?

Yes, a mudslide is an example of mass movement caused by gravity. When a large amount of loose soil and rock on a slope becomes saturated with water, it can suddenly start moving downhill as a mudslide due to the force of gravity pulling it downwards.

What are 3 ways in which ground water is used?

Groundwater is used for drinking water supply, irrigation for agriculture, and industrial processes such as cooling and manufacturing. It is also used for maintaining ecosystems and supporting wetlands.