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Effectus [21]
3 years ago
11

A nasa scientist studies a moon rock whose mass is 9.30 kg and finds that it has an apparent mass of 6.30 kg when submerged in w

ater.
Geography
1 answer:
mezya [45]3 years ago
3 0
<span>This means the buoyancy or upward force is 3kg. Mass - buoyancy = apparent mass so 9.3 kg - 3 kg = 6 kg</span>
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How do the factors that affect climate impact where the various ecosystems are located around the world?
Annette [7]
<h2><u>Answer:</u></h2>

Factors include latitude, elevation, nearby water, ocean currents, topography, vegetation, and prevailing winds. The worldwide atmosphere framework and any progressions that happen inside it likewise impact neighborhood atmosphere.  

Environmental change influences the relocation of individuals inside and between nations around the globe. ... Seaside settlements and low-lying regions are especially powerless against environmental change impacts, for example, ocean level ascent, disintegration, and outrageous tempests. Rising sea temperatures and acridity may likewise compromise waterfront environments.

7 0
3 years ago
What effect did world war 1 have on palestine saudi arabia and iran
Mice21 [21]
<span>1. It was the end of the Ottoman Empire (Islamic power for hundreds of years);
2. Britain and France split up the Arab countries that were in the Ottoman Empire in the Middle East in the Sykes-Picot Agreement.
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3 0
3 years ago
Food security means that everyone has an adequate amount of nutritious food to lead healthy lives. Compare food availability in
Ghella [55]

Answer:

Food security comprises of availability, access, utility and stabilization.

Explanation:

Food security is a measure to check the availability of food to individuals and their affordability being a prime factor. In other terms, it means that everyone has a sufficient amount of health food i.e it can be measured by calorie intake per person to lead healthy lives.

Food availability in developing countries is cause and an effect of several factors like poverty, status, political stability and infrastructure etc. Most of developing countries in the world have an undernourished or are malnourished population . Mostly in the African countries and the Asian countries like Afghanistan, Domenico republic of congo and Mexico which is dealing with acute food insecurity. As compared to developed countries like in Australia and North America have low food insecurity but they still face global water crisis, land degradation and impact of climate change along with food wastages.

Programs that help developing countries reach food security goals.

Use of genetically modified crops.

Boosting agricultural science and giving agricultural insurance.

Making food security gender-equal.

Reducing land-use changes.

3 0
3 years ago
When scientists discuss the great oxygenation event, they are referring to a time when?
artcher [175]

When scientists discuss the great oxygenation event, they are referring to a time when the transition from the mildly reducing Archean atmosphere-ocean system to the oxygenated atmosphere and shallow oceans of the early Paleoproterozoic that started between ~2.4 and 2.3 Ga and ended between 2.1 and 2.0 Ga.

  • here The Great Oxidation Event, also called the Great Oxygenation Event, the Oxygen Catastrophe, the Oxygen Revolution, and the Oxygen Crisis, was a time interval when the Earth's atmosphere and the shallow ocean first experienced a rise in the amount of oxygen.
  • in this event Gradually, the accumulated oxygen started escaping into the atmosphere, where it reacted with methane. As more oxygen escaped, methane was eventually displaced, and oxygen became a major component of the atmosphere.
  • The Great Oxygenation Event (GOE) was the creation of free oxygen in our atmosphere. It was caused  by cyanobacteria doing photosynthesis

to know more about photosynthesis click here

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4 0
2 years ago
4.3 Give THREE sources of inputs of GIS?
vredina [299]

Explanation:

A GIS is a geographic information system environment. It is made up of the people, hardware and the software.

The system helps to store, analyze, interpret and visualize geographical data in the software environment. It has the ability of superimposing different layers on top of one another.

Source of data for GIS area;

  • Paper maps
  • Satellite imagery
  • GPS devices
  • Digital maps
  • Excel data
4 0
3 years ago
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