Answer:
Net Force = The combination of all forces acting on an object is called the net force. Whenever there is a net force acting on an object, the forces are unbalanced. Unbalanced forces can cause an object to start moving, stop moving, or change direction.
Answer:
B.) Scrubbers
Explanation:
Scrubbers are used to remove poisonous gases from industrial emissions before they are released into the atmosphere.
These devices are air pollution control units in industrial power plants that uses liquids to absorb harmful gaseous industrial gases.
- Some of these gases are carbon monoxide, nitrogen oxides.
- This atomized liquid removes harmful gases
- The waste gas is brought into close contact with the liquid.
- Some of the gases will pass into the liquid.
- They are very effective in removing polluting gases from wastes.
Answer:
Cooking of vegetables
Explanation:
Change may refer to transformation or alteration of form which could take place in organisms, humans, animals and various other substances. The type of transformation which organisms or materials undergo is used in classifying change in to either of chemical, physical, biological and so on. Physical change usually has to do changes in size and form without any alteration on the chemical identity of an element. However, chemical changes has to do with chemical reactions which leads to the formation of new products, As a result, chemical changes are usually not reversible. A cooked vegetable cannot be charged back into its prior form.
Boiling of water, cutting roots are physical changes.
Answer:
False.
Explanation:
From biology, we can know about the definition of gymnosperms. In the description of gymnosperms, we can see that gymnosperms are those type of plants which do not produce any ovary. It is known that the ovary turns into a fruit. As gymnosperms do not have any ovary, they can't produce their seeds inside of a fruit. In the case of other plants except for gymnosperms, the seeds are produced from the developed ovules. But in the case of gymnosperms, the ovules are located directly on the exterior of the flower.
So, the statement is false.