Answer:
When liquid water is cooled it contracts like all liquids do. The cohesion and adhesion interaction allow for water to exist underneath the ice.
Explanation:
This is true for all bodies of water, lakes, rivers, ponds, etc., all freeze from the top down. It allows for aqautic life to survive during the winter months at the floor of the body of water.
<span>A mass balance will be necessary to weigh the sodium bicarbonate and a 100ml beaker should be used to contain the solution. For safety, one should wear gloves while handling the sodium bicarbonate and wear goggles in case of splashing. Lab coats and closed shoes must also be worn.
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Lab apparatus:
- Analytical balance with 0.1 g precision (at least)
- Spatule
- Burette (0.1 mL precision) plus erlenmeyer or a graduated volumetric flask.
- Magnetic agitator
Safety precautions:
- Use gloves of the proper material
- Use safety googles
- Wear lab coat that fits you
<span>- Know where the safety equipment is located</span>
Answer:
Flowing water model is a computer program not the real earth ecosystem.
Explanation:
- The flowing water model is a simulated computer program that integrates the land, aster, and groundwater-surface systems and can calculate the demand for each land-use type.
- Such as agriculture, urban, native, and natural vegetation. It's similar to that of earth's flowing water as it based on the simar feature of the water system as of earth.
- Due to its just a simulation or model its cannot predict the varieties of the monsoon and ned's a single one-dimensional flow through a network that is set to incorporate time. But the earth is an unpredictable and dynamic system.
Answer: A and C - When the moon is in alignment with the Earth and Sun, then the tides will be strongest.
Answer:
The answer is A! Hope that I helped you and have a great day
Explanation:
Remember you are a very smart and special individual
