Answer:
Gas
Explanation:
Air is gas
Water is liquid
Steel and copper are solids
Answer:
If this is a true or false question, then it is TRUE
Three physical properties are freezing, boiling, and melting.
Is the combination of all the forces acting on an object.
Answer:
The correct answer is option - B. carbon dioxide.
Explanation:
Global warming is the rise in the overall temperature of the earth and its climate in the long term. It takes place due to the greenhouse gases emission that absorbs the heat and heat trapped in the atmosphere and increases the temperature of the climate system of the earth.
Greenhouse gases are the different gases that increase the temperature due to their ability to absorb and trap the heat that comes from solar light. The major source of the greenhouse gases is Carbon dioxide gas as its very small increase can affect and increase global warming to a different extent. Global warming has huge impact on earth and ecosystem as it increasing sea level by melting a glacier and other ways.
Thus, the correct answer is option - B. carbon dioxide