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amid [387]
3 years ago
9

PLZ HELP!!!!

Physics
2 answers:
irinina [24]3 years ago
4 0
<span>First blank: B) Cutting down trees instead of growing trees
Cutting down trees means less plants that are photosynthesizing and consuming CO2 from the atmosphere.

Second blank: </span><span>D) Using clean energy sources instead of fossil fuels
Clean energy sources have little to no CO2 emissions. On the other hand, fossil fuels, when burned/combusted release large amounts of CO2 into the atmosphere.</span>
ratelena [41]3 years ago
4 0

the answer is b and d


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A reconnaissance plane flies 545 km away from
Nikolay [14]

Answer:

681.6/ms

Explanation:

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Answer in its of m/s

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2*568*852/(568+852)= 681.6/ms

6 0
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Identify the type of particle that would be given off by each of the following nuclear reactions:
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Estimate the order of magnitude of the length, in
Scrat [10]
A) a mouse, to an order of magnitude = 0.1 m ( a tenth of a meter ) That would be a big mouse but the alternatives are 1 meter or one hundredth of a meter... so go with 1/10th 

<span>b) Easy = 1 meter </span>

<span>c) two choices 10m or 100 m . Go with 100 m </span>

<span>d) Stretch it out , trunk tip to tail tip - call it 10 m </span>

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8 0
3 years ago
Which of these may be damaged by increase in solar activity
Gemiola [76]
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6 0
3 years ago
4.0 kg objects mive a distance of 7.8 m under the action of a cinstant gorce of 5.6 N. how much work is dine on object?
alexdok [17]

Answer:

43.68 J

Explanation:

Distance moved= 7.8 m

Force = 5.6 N

Work Done= Distance moved * Force

                   = 7.8 *5.6

                      =43.68 Joules

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