A wrinkle in time
In Madeleine L'Engle's children's novel "A Wrinkle in Time", the mitochondria in one of the characters start to die. Describe what would happen to people who lost their mitochondria and explain why it would happen.
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Identify three technical standards. Investigate how those standards came into existence. (They don't all have to have come into existence the same way.) Explain why the mechanisms that you identified accounted for the emergence of standards.
A hydrogen atom has a diameter of approximately 1.07×10-10 m, as defined by the diameter of the spherical electron cloud around the nucleus. The hydrogen nucleus has a diameter of approximately 2.30×10-15 m. For a scale model, represen
Consider a convergent lens with a focal length f. An object is placed at a distance p=3/2 f. to the left of the lens.now place a convergent lens with a same focal length at a distance d=f behind the first lens.
What is the final temperature of the system, assuming no heat is exchanged with the surroundings? The specific heat of water is 4186 J/(kg x K).
A 151 kg rocket moving radially outward from Earth has a speed of 5.03 km/s when its engine shuts off 223 km above Earth's surface. (a) Assuming negligible air drag, find the rocket's kinetic energy when the rocket is 535 km above Earth's surface.
Find the pressure exerted on the floor by each leg of the chair, assuming the weight is evenly distributed. Express your answer using two significant figures.
What is the magnitude of the acceleration of an electron that is 1.0 cm from the center of the bead?
What are the biological underpinnings of abnormal behavior?
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