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Zinaida [17]
3 years ago
10

Scientists use observations and data to form and test

Biology
2 answers:
Nataly_w [17]3 years ago
6 0
Scientists use data to collect information to help support their hypothesis ( educated guess ) and to make detailed reportings

Data is observations made during an experiment and can be collected by practicals, interviews, newspapers etc

Observations are crucial in supporting your point ( hypothesis )

Data can be collected by two primary branches which is primary and secondary sources

Data can either be:

Qualitative ( descriptive )
e.g the birds feathers were yellow

Quantitative ( includes measurements )
e.g My Keira is 234m high

Thepotemich [5.8K]3 years ago
5 0
A scientist gathers observation and data to create an experiment.
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Which causes seismic waves
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The abrupt breaking of rocks or explosions, fro example an earthquake or Nuclear bomb.
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4 years ago
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Your group is conducting an experiment to test the effect of Earth's gravity on objects of different masses. Your group drops fo
natta225 [31]

Answer:

A) The paper is affected by air resistance due to its flat shape, so wadding the paper into a tight ball would cause it to hit the ground at the same time as the other objects.

Explanation:

<u>I am so sorry if this is incorrect! But after some research, this is what I found. </u>

Aristotle said that there are 4 elements: Earth, Wind, Water, Fire. Objects made of earth (like a rock) will want to go the center of the universe (center of the Earth). Things made of fire want to go to the place where fire is. I guess this would be the Sun - or somewhere up. Aristotle also said that a heavier object will fall at a faster speed.

Here is the first classic example. This is a bowling ball and a basketball dropped from the same height. Normally, people would assume thatn the bowling ball would drop quicker. They are correct. Please note that heavier objects do not always fall faster though.

I hope I answered your question! please give brainliest!

5 0
3 years ago
Some animals, but not humans, have an organ called a gizzard located near the top of their digestive tract. This organ is small
denpristay [2]
The gizzard is used for the preparation of digestion. The food is ground by the action of the muscular walls and also the gravel inside the gizzard.
4 0
3 years ago
An important research direction in history of physical activity that began taking shape in the 1980s was___________.
Andrews [41]

Answer:

History of exercise and health.

Explanation:

The exercise is important for all the individual as it keeps the individual fit and healthy. The different exercise are performed by the different individuals based on their age, sex and strength.

The research related to the physical health and physical activity was started in 1980's. These researches explains the importance of the exercise and the positive relationship between the health and the exercise. The health benefits of the yogas and asanas are started during this time.

Thus, the answer is history of exercise and health.

6 0
3 years ago
Three species of frogs, Rana pipiens, Rana clamitans, and Rana sylvatica, all mate in the same ponds, but they pair off correctl
drek231 [11]

Answer:

prezygotic ... behavioral isolation

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Behavioral isolation is a prezygotic reproductive barrier that prevents two or more different species to copulate together in order for fertilization to take place due to differences in behavior that is unique to each species. One of such behaviors is mating calls.

As a result of the differences in mating calls which is unique to each species of frogs mentioned in the question, only members of each species get attracted to themselves and mate with their members, thereby making it almost impossible for the three different species of frogs to mate together.

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3 years ago
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