What does your circulatory system do for your digestive system? The circulatory system is a good example of how body systems interact with each other. Your heart pumps blood through a complex network of blood vessels. When your blood circulates through your digestive system, for example, it picks up nutrients your body absorbed from your […]
Is 7 other recyclable?
Is 7 other recyclable? Number 7 – OTHER: They are made of any combination of 1-6 or another, less commonly used plastic. Biodegradable plastics, like cups made of corn, are NOT recyclable. Though they have the recycling #7, this only means “other plastics”, including non-petroleum based. What number Cannot be recycled? According to environmental research […]
What are 4 major pollutants?
What are 4 major pollutants? The common air pollutants are: Particulate matter (PM10 and PM2. Ozone (O3) Nitrogen dioxide (NO2) Carbon monoxide (CO) Sulphur dioxide (SO2) What are major air pollutants their causes and effects on human body? Air pollution is also considered as the major environmental risk factor for some respiratory diseases such as […]
What is the most important function of stratospheric ozone?
What is the most important function of stratospheric ozone? Stratospheric ozone is a naturally-occurring gas that filters the sun’s ultraviolet (UV) radiation. This is typically regarded as ‘good’ ozone since it reduces the harmful effects of ultraviolet (UV-B) radiation. A diminished ozone layer allows more radiation to reach the Earth’s surface. Why is o3 unstable? […]
What is the importance of physical science in our daily life?
What is the importance of physical science in our daily life? It includes chemistry, which focuses on matter, and physics, which focuses on energy. Physical science explains everyday observations and actions. Its advances make modern life possible. What is matter made of? Matter is the “stuff” that makes up the universe — everything that takes […]
What are the 4 solstices?
What are the 4 solstices? So, in the Northern Hemisphere you have: Vernal equinox(about March 21): day and night of equal length, marking the start of spring. Summer solstice (June 20 or 21): longest day of the year, marking the start of summer. Autumnal equinox(about September 23): day and night of equal length, marking the […]
What comes first population or community?
What comes first population or community? Individuals make up a population; populations make up a species; multiple species and their interactions make up a community; and multiple species and their interactions make up ecosystems when you include the abiotic factors. This is the hierarchy of ecology. What defines the number of organisms living in a […]
What are the 5 parts of the wave?
What are the 5 parts of the wave? Vocabulary crest. the top of a wave. wave. moving swell on the surface of water. wave height. the distance between a wave’s trough and crest. wavelength. the distance between the crests of two waves. wave trough. the lowest part of a wave. What are two main types […]
Who can stop a moving object?
What is a rock floating in space called?
What is a rock floating in space called? While it is floating around in space, a space rock is called a meteoroid. Some meteoroids create more light when they burn up. These extra-bright meteors are called fireballs and they can even be seen during the day. Sometimes a meteoroid doesn’t completely burn up as it […]