What best describes the symptoms of fetal alcohol syndrome? Distinctive facial features, including small eyes, an exceptionally thin upper lip, a short, upturned nose, and a smooth skin surface between the nose and upper lip. Deformities of joints, limbs and fingers. Slow physical growth before and after birth. Vision difficulties or hearing problems. What are […]
Is it bad to be near a router?
Is it bad to be near a router? It is safe to sleep next to a wireless router as it produces radio waves that, unlike X-rays or gamma rays, do not break chemical bonds or cause ionisation in humans. These waves also deteriorate rapidly, losing their strength as they travel away from the router. Is […]
Who hit the longest homerun in baseball history?
Who hit the longest homerun in baseball history? Babe Ruth Will MLB ever use aluminum bats? Major league baseball has required that its players use wooden bats, but the aluminum bat has come to dominate the lower levels of baseball, from Little League to the college game. The primary reason that wooden bats are required […]
Can centripetal force ever do work?
Can centripetal force ever do work? ANSWER: The centripetal force is always perpendicular to the direction of motion. Only the component of the force in the direction of motion can do work. The centripetal force has no such component, so it can never do work. How fast does a tree fall? During storms, there is […]
What happens when poison enters the body?
What are the two major types of descriptive statistics?
What are the two major types of descriptive statistics? Descriptive statistics summarize the characteristics of a data set. The 3 main types of descriptive statistics concern the frequency distribution, central tendency, and variability of a dataset. Distribution refers to the frequencies of different responses. What are the 3 types of statistics? Types of Statistics in […]
What famous person died on the Lusitania?
What famous person died on the Lusitania? Alfred Gwynne Vanderbilt Why did Germany sink US ships? Between this announcement and the U.S. declaration of war on April 6, Germany sank 10 U.S. merchant ships. The Housatonic, first ship sunk after the announcement of unrestricted submarine warfare was carrying wheat to the British government. The sinking […]
Why does a magnet travel slow down in copper?
Why does a magnet travel slow down in copper? So why does a magnet fall slowly through a copper pipe? As a result of the magnetic repulsion created, a damping effect is seen. As gravity pulls the magnet downwards through the pipe, the magnetic field created by the eddy currents resist the magnetic field produced […]
What is the source of energy for electron transport in the mitochondria?
What is the source of energy for electron transport in the mitochondria? During electron transport, the participating protein complexes push protons from the matrix out to the intermembrane space. This creates a concentration gradient of protons that another protein complex, called ATP synthase, uses to power synthesis of the energy carrier molecule ATP (Figure 2). […]
Why are marine geologists important?
Why are marine geologists important? Marine geology has strong ties to geophysics and to physical oceanography. Marine geological studies were of extreme importance in providing the critical evidence for sea floor spreading and plate tectonics in the years following World War II. What do marine geologists use to map the sea floor? Marine geologists rely […]