What is topic sentence in English?

What is topic sentence in English? In expository writing, a topic sentence is a sentence that summarizes the main idea of a paragraph. It is usually the first sentence in a paragraph. Also known as a focus sentence, it encapsulates or organizes an entire paragraph. What are the types of topic sentence? Type of Topic […]

Is Zenith the North Star?

Is Zenith the North Star? Sign up for our free daily newsletter today! We in the Northern Hemisphere are particularly lucky to have Polaris, a moderately-bright star, closely marking the north celestial pole – the point in the starry sky that’s at zenith (directly overhead) at the Earth’s North Pole. What are the 3 celestial […]

Is Phosphorus 32 Harmful?

Is Phosphorus 32 Harmful? Phosphorus-32 is an energetic beta emitter which can penetrate up to 0.8 cm into living skin tissue. Therefore, this isotope poses an external (skin) dose hazard to persons as well as a potential internal hazard. What type of radioactive decay does phosphorus-32 go through? Phosphorus-32 is a commonly used radionuclide with […]

Does car battery charge while in park?

Does car battery charge while in park? Yes, the alternator does charge the battery while the car is idling – regardless of the load on the battery. However, if your electrical use load (radio, lights, fan, etc) exceeds the amount of charge the battery is receiving from the alternator, you will end up with a […]

Is Bacteria living or nonliving?

Is Bacteria living or nonliving? Bacteria (singular: bacterium) are a major group of living organisms. Most are microscopic and unicellular, with a relatively simple cell structure lacking a cell nucleus, and organelles such as mitochondria and chloroplasts. Bacteria are the most abundant of all organisms. Do antibiotics weaken immune system? Will antibiotics weaken my immune […]

What is the other name for contour lines?

What is the other name for contour lines? A contour line (also isoline, isopleth, or isarithm) of a function of two variables is a curve along which the function has a constant value, so that the curve joins points of equal value. What are the features of contour lines? Characteristics of Contours Must close on […]

What time of day is oxygen highest?

What time of day is oxygen highest? Even though there is an increase in carbon dioxide through the daytime on your block, oxygen is much more present at the beginning of the day. Is it normal for oxygen levels to fluctuate? It’s normal for oxygen saturation levels to fluctuate with activity. If your oxygen saturation […]

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