Kicking a door open is you exerting a force on the door (a strong one).

But, do we really know what we are talking about?

DiffusionDiffusion is the movement of molecules in a gas or liquid by random thermal agitation from a region of high concentration to a region of lower concentration. Because the pressure of the heartbeat is dissipated in the capillaries, veins do not have elastic walls; they are essentially hollow tubes that collapse when not filled with blood and have one-way flaps called ‘venous valves’ to prevent gravity from causing blood to backflow and pool in the lower extremities of the body. Scientific Divisions | Animals | Elements | Ologies | Motion | Particles. In this consensus making it will mean that some scientists will agree, some will partially agree and others will disagree.

products with different properties. All forces are measured in
He made his observations over 20 years, from the island of Hven. frictional force experienced by objects as they move through air or as air flows around them. Hope you studied!And, if you think you're up on current science trending words and discoveries, take our real quiz to find out!First up: element. atom or a [adjective] A description of cells that are very sensitive to changes in voltage and the movement of ions. electrostatic forces; the fundamental force of electromagnetism combines both these forces. That’s cheating.). Although not completely understood by scientists, it originates from the interaction of Electrostatic forces are strongly connected to magnetic forces; the fundamental force of ‘electromagnetism’ comprises both these forces. Most veins carry blood with small amounts of dissolved gases, but the pulmonary veins carry blood rich in oxygen from the lungs to the heart. Think back to any science textbook or news article where you’ve seen a photo of the sun. MetabolismIn a biological system, metabolism refers to the ongoing interrelated series of chemical reactions taking place in living organisms that provide the energy and nutrients needed to sustain life. We respectfully acknowledge the Traditional Owners of country throughout Victoria and pay respect to the ongoing living cultures of First Peoples. We also can't see it without help.

The term glutinous describes a substance that is very sticky and displays similar properties to an adhesive or glue, such as ‘glutinous rice’. Elastic collisionAn elastic collision describes a collision in which particles rebound without loss of kinetic energy or conversion of this energy into heat, sound or deformation of the particles. StalactitesThe word stalactites comes from the Greek word for ‘drip’ and means ‘that which drips’. Ecosystems may change in function, structure and composition over time due to natural or human disturbance such as drought, flooding, mowing and herbicides. Pop quiz: Which of these (mass/weight/volume/density) would be different on another planet? It’s caused by a combination of the planet’s mass and its rotation (centripetal force). He later was appointed Imperial Mathematician to the Holy Roman Emperor, Rudolph II, in Prague.

This process also releases huge amounts of energy, as well as some radioactivity. For example, the Commission for Environmental Cooperation of North America lists 181 terrestrial ecoregions and 86 marine ecoregions. atoms held together by chemical bonds. Kinetic energyThe term kinetic energy refers to energy attributed to the movement of an object relative to a reference point. This is because UV rays have such a tiny wavelength they can penetrate your skin. The components of mixtures can usually be easily separated. This is a list of all biology terms we have at this moment. A poor electrical insulator is said to be a good electrical conductor.

You'll see scenes in sci-fi movies where the artificial gravity fails and everything starts floating. Magnetic ForceMagnetic forces are examples of non-contact forces that can be easily explored in the classroom. An average person excretes about 30 grams of urea per day.

In everyday speech, the term solvent is sometimes used for non-aqueous liquids such as turpentine and acetone that are useful for dissolving substances such as oil that cant be dissolved in water. As a type of energy, it can be conserved. Typically this will be the removal of water from a solution or suspension such as the removal of water from fruit juice. [person] Swiss medical doctor and mathematician born in Groningen (1700-1782). Alpha particles are used in things like smoke detectors and can be blocked with a sheet of paper. urea) from the blood and excrete them, along with water and other waste, as urine. nuclear fission) or light nuclei being bonded together (i.e. We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. The sun gives off both UV and IR radiation. These plates form a part of the lithosphere. Electrical energyThe term electrical energy refers to energy that is attributed to the movement or position of electrical charges within an electric field. organism exchanges oxygen and carbon dioxide with its external environment. Trace elementsThe term trace elements is used to describe a range of chemical elements that occur in very low concentrations which are vital for the growth, development and physiology of plants. The term "Big Bang" was coined by Fred Hoyle in 1949 to describe an event 13.7 million years ago involving the rapid expansion of matter and energy from a single hot, dense point. [person] English chemist and theologian, born at Lismore Castle, Munster, Ireland (1627-1691). [noun] Of or relating to the partitioning and cycling of chemical elements and compounds between the living and nonliving parts of an ecosystem.

Pop quiz: Which of these (ultraviolet/infrared) do you encounter on a day-to-day basis? This means that, while many individual cells in an organism that has recently died may be carrying on their metabolic processes, the organism is regarded as dead. Without opening the box to check, you obviously won't know whether this has happened or not, so there's an equal probability the cat is alive or dead. , in scientific terms) that you're made up of. The vast majority of nuclear reactions occur in How Does The Word "Element" Have 15 Definitions?