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Observing sun spots
Use the telescope that you made in a last experiment. Set it up so that it points directly at the sun and focus it so that a clear and bright image of the sun is formed on a piece of white cardboard placed a short distance from the eyepiece lens. If sun spots are there on the surface of the sun you may be able to observe them as small dark spaces of irregular outline on the image. Caution. Do not look at the sun by the telescope, unless your eyes are protected by a dark glass filter.
What ways can igneous rock form two ways? Igneous rocks are formed when melted material crystallizes, e.g. from magma.
We will first give a brief description of the qocial and economic changes of this period so that developments in science can be seen in the proper perspective. Already, by the
What is the role of science in communication?
Explain parasympathetic Nerves System Another system that runs parallel to the sympathetic system is termed as the parasympathetic system. This system has an effect just opposi
The effect of rain on sloping soil Fill a shallow pan or box with firmly packed soil. Set the pan outside in the rain with one end increased slightly. Observe how the raindrops
Explain the Counter Current Mechanism? What is counter current mechanism? Counter current mechanism is the mechanism by which the kidneys produce osmotically concentrated urine
what does occur chemiial changes during cleavage?
advantages and disadvantages of proroza
The meaning of pressure Calculate the area using squared paper, and measure the force per square centimetre. Standing on one foot will deal out your weight over about half the
2. Explain why KB has a low level of serum ketoacids? (4 points)
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