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Social Sciences
The study of human society and of individual relationships in and to society.
5,538 Questions
Who are the hosts of the Today Show?
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What is a trick to help you remember in which direction latitude and longitude lines lie?
Latitude, with an A, goes across the map.
Longitude, with an O, goes over the Poles.
Will a child on a carousel moving at constant speed has an acceleration of zero?
Yes, if the child is moving at a constant speed on a carousel, then their acceleration is zero. Acceleration is the rate of change of velocity, so if the speed is constant, there is no change in velocity and thus no acceleration.
What is the passing of traits from generation to generation?
The passing of traits from one generation to the next is called heredity. This process involves the transfer of genetic information from parents to offspring through DNA. Inherited traits can include physical characteristics, abilities, and predispositions to certain health conditions.
What are the bordering states of Hawaii?
Hawaii doesn't have boundaries - the sea around it
Hawaii is a unique place geologically as at is formed by a hot spot. Most islands are found on tectonic plate boundaries such as Iceland (spreading centre) and the Aleutian Islands (subduction zone). The hot spot under Hawaii is in the middle of a crustal plate where volcanism occurs.
Which was the first metal used by man?
there is no historical documentation, but the most likely metals are copper and gold because they are both comparatively easy to find as natural ores, and are both soft enough to use without forging equipment. Both metals were used by many ancient cultures for jewelry and decorative uses; copper was also used for simple tools. Gold / Copper.
Because both of these can be found as native metals in rock and therefore could be used before man learned how to smelt and ore.
What is located at 180 degrees longitude?
It passes through Russian teritory twice (Wrangel Island and the Chukotka Autonomous Okrug) and Fiji, before passing through the Australian portion of Antarctica and ending at the south pole.
http://en.wikipedia.org/wiki/180th_meridian
Spatial intelligence refers to one's mental judgement of placement, space, pattern-recognition, and visualizing tangible concepts. Someone with good spatial intelligence is likely to be good at Tetris, packing a moving truck, parallel parking, and following maps.
Does the shape of ice affect it's melting time?
Yes the shape of ice does affect its melting time. if you took a liter of water and froze it into a sheet 1/2 a cm thick, and another liter of water and shape it into a ball, then placed both pieces of ice outside to melt, the sheet would melt before the ball,this is because the sheet has more surface area than the ball so heat from the outside can get into it faster.
Will a bowling ball or golf ball hit the ground first?
The bowling ball will hit the ground first because it has more mass than the golf ball, so it experiences a greater force of gravity pulling it downward. This causes the bowling ball to accelerate more quickly than the golf ball, making it reach the ground sooner.
Which region wraps around the Hudson Bay?
The region that wraps around Hudson Bay is the Canadian Shield. This geological formation covers a vast area of eastern and central Canada, and its rocky terrain surrounds Hudson Bay on its north, east, and southeast sides.
Is the difference between a pure substance and a mixture always easy to observe?
No, the difference between a pure substance and a mixture is not always easy to observe. While pure substances have definite chemical compositions and properties, mixtures consist of two or more substances physically combined. Some mixtures can be challenging to distinguish from pure substances based on visual observations alone.
Why are krill important to the antarctic ecosystem?
Krill serve as a vital food source for many species in the Antarctic ecosystem, including whales, seals, and seabirds. They help transfer energy from phytoplankton to higher trophic levels, playing a crucial role in the food web. Additionally, krill play a key role in carbon sequestration as they consume phytoplankton near the ocean's surface and transport the carbon to deeper waters when they die.
How did Adrienne Clark get famous?
Adrienne Clark gained fame as a member of the popular YouTube channel "The Ohana Adventure," which features her family's daily vlogs and challenges. The channel has amassed a large following due to their entertaining content and family dynamics.
Yes, that is correct. According to Boyle's Law, if the volume of a container of gas is decreased while keeping the temperature constant, the pressure of the gas will increase. This is because there will be more gas particles in a smaller volume, leading to more collisions with the walls of the container, resulting in higher pressure.
What do animals use energy for?
Animals use energy for various functions such as maintaining basic bodily functions (like breathing and digestion), engaging in physical activities (like hunting and running), regulating body temperature, and supporting growth and reproduction. Energy is essential for animals to perform essential tasks required for survival.
Dichotomy refers to a division or contrast between two things that are often seen as being entirely different or opposite from each other. It highlights the idea of two distinct and separate categories or concepts.
What is the most major landform in Nevada?
The most major landform in Nevada is the Great Basin, which covers most of the state. It is characterized by vast desert areas, rugged mountains, and salt flats. The Great Basin is an arid region with limited drainage, including the Great Salt Lake and the Carson Sink.
Latitude and longitude of Pakistan?
Pakistan is in southern Asia, bordering the Arabian Sea, between India on the east and Iran and Afghanistan on the west and China in the north
How do plants and animals release energy?
Plants release energy through the process of photosynthesis, where they convert sunlight into chemical energy stored in glucose. Animals release energy through the process of cellular respiration, where they break down glucose and other nutrients to produce ATP, the energy currency of cells.
The movement of particles refers to the kinetic energy they possess, enabling them to constantly vibrate, rotate, and travel in fluids or gases. This movement is influenced by factors such as temperature, pressure, and the interactions between particles. Understanding particle movement is crucial in fields such as physics, chemistry, and biology.
'Valence' is the combining capacity of an element. It refers to the number of electrons in the outer shell. The number of valence electrons, versus the maximum number of possible electrons in that shell, affects the ability of atoms to combine.
For instance, water is H2O, or two atoms of hydrogen and one atom of oxygen per molecule. Each atom of hydrogen has one electron in the first shell, with a maximum of two. Each atom of oxygen has 6 electrons in the second shell (2 in the first), with a maximum of eight. The electron in hydrogen "fills in the gap" in the outer shell of oxygen. Since there are two "gaps", then two atoms of hydrogen are required. This is why water is H2O, and not H3O, or something else.
Another example is plain oxygen. Since it has a "gap" of two, it "prefers" to make molecules of two atoms, i.e. O2. Each atom will share two valence electrons with the other atom, effectively filling the valence shell.
If the outer shell is filled, then the atom is not reactive and does not combine with other elements. This is the case for the noble gases Helium, Neon, Argon, Krypton, Xenon, and Radon.
Valence as in Valence Electrons are the electrons in the outer "belt" of electrons.
Why do plants and animals need energy?
Plants and animals need energy to carry out essential life processes like growth, reproduction, movement, and maintaining homeostasis. This energy comes from breaking down nutrients in food through processes like photosynthesis in plants and cellular respiration in animals.
Through which structures does transpiration take place?
Transpiration takes place through tiny openings on leaves called stomata. Water vapor exits the plant through these openings as part of the water cycle. Additionally, plants may also lose water through lenticels, which are small pores found in the stem and bark.
