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Tresset [83]
2 years ago
12

Please help me with my science homework! science is too hard for me

Biology
1 answer:
11111nata11111 [884]2 years ago
7 0
Sure what question is it
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Help me plz I dont know this
Korvikt [17]
1. Producers have the most energy in the pyramid.
2. Tertiary Consumers have the least energy (top one)
3. The importance of decomposers in the ecosystem is breaking dead animals down and turning non living things into nutrients. These nutrients make the soil better helping plants grow.
4. 900 kcal
5. Another name for producer is autotroph.
6. The amount of energy for a primary consumer is 9,000 kcal.

good luck :)
6 0
2 years ago
What country sent the first man to space
9966 [12]

The Soviet Union

but the first man on the moon was the US

4 0
2 years ago
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use the words and concepts of evaporation and condensation as well as a form of each of these words explain what happens when it
liubo4ka [24]
Portland, Oregon, is a city right next to northern west coast of the USA. Besides being very close to the sea, it is also laid on a river. The sun that heats up the ocean and the river leads to evaporation, causing water vapour to ascend, because of a few wind currents, this water vapour is taken to Portland's area where it colds down and condensates, raining over Portland.
6 0
3 years ago
What blood vessel delivers oxygenated blood to the heart structure that separates the left and right ventricles?
xenn [34]

Answer:

The left side of the heart receives oxygenated blood from the pulmonary vein and pumps it into the aorta, while the right side of the heart receives deoxygenated blood from the vena cava and pumps it into the pulmonary vein. The pulmonary vein and aorta also have valves connecting them to their respective ventricle.

Explanation:

7 0
3 years ago
How do enzymes affect the activation energy of a reaction
Kitty [74]
Catalysts lower the Activation energy for reactions. The lower the activation energy for a reaction,the faster the rate. Thus enzymes speed up reactions by lowering activation energy. Many enzymes change shape when substrate ms bind.
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2 years ago
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