•observation
•smell
•touch
•they also look at the plant and see the features or the characteristics
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Answer:
Planck's famous black body radiation law
Explanation:
We measure the temperature of the universe by using Planck’s famous black body radiation law. This law states that every object radiates electromagnetic energy according to its temperature.
Therefore, "<u>Planck's famous black body radiation law</u> measures the temperature variations in the universe.
* I hope this helped :)
Answer:
2
Explanation:
dis was de tym wen human beings used pesticides onto plants
<span>If phosphorus affects tomato fruit production, then plants that are fertilized with phosphorus will produce more tomatoes</span>
Dichotomous key is a tool <span> - a series of questions and choices </span>that allows the user to determine the identity of items in the natural world, such as trees, wildflowers, mammals, reptiles, rocks, and fish. The first step is observing the whole specimen you want to identify. Observing the habitat in which it is growing,its size and overall shape and some<span> distinguishing features. It is very important to make carefully these observations in order to use the key.</span>
