Answer:
Aurora, luminous phenomenon of Earth's upper atmosphere that occurs primarily in high latitudes of both hemispheres; auroras in the Northern Hemisphere are called aurora borealis, aurora polaris, or northern lights, and in the Southern Hemisphere aurora australis, or southern lights.
Explanation:
Answer:
B. grows food and tends livestock to provide for a family
Explanation:
A subsistence farmer uses land in such a way that they only grow food and tends livestock to provide for a family.
They usually make use of crude tools such as basic gardening equipment to cultivate their portion.
- Subsistence farming does not require many farming technicalities.
- A farmer simply cultivates a piece of land and rare a limited number of animals for the need of himself and that of his family.
- Farming activities are generally less complex.
- It is not usually done for profit but to provide basic necessities for a small family.
So, a subsistence farmer uses the land to grow food and tend livestock to provide for a family.
Answer:
Both have the electrostatic force of attraction which makes the bonds stronger.
Explanation:
They connect one atom to another.
Answer:
liquid is the most dense and crust is the least dense
Explanation:
Answer:
[a] 103m (I guess that it is 10^3 m)
Explanation:
To calculate how many millimeters you enter in a kilometer, just know the relationship between both units of distance.
The relationship is as follows:
1 km = 1 000 000 mm
So:
1 km = 1000 m = <u>10^3 m</u> = 10^6 mm = 1 000 000 mm