Answer:
False
Explanation:
It is not true that this is an example of a chemical reaction. This is a typical example of physical reaction.
Most physical changes are often phase changes.
- A phase change is a change in the physical state of a body.
- In this change, it is from solid to liquid.
- Now new substances are formed.
- When substances are changed from one form to another, it is a physical change.
In a chemical change, a new substance is formed at the end of the process.
Explanation:
there are three basic types of soils sand silt and clay . But most soils are composed of a combination of the 3 different types.
An increase in the frequency of effective collisions because it is these collisions that cause reactants to change to products
Kilo: a prefix used on metric units to indicate a multiple of 1000. For example 1kg = 1000 g
Answer:
The physical body of human work accosting to Action-Reaction law.
Explanation:
The rule of action-reaction state that an equivalent and reverse reaction occurs with any action. If one entity imposes force on a second entity, the second responds by exerting an equivalent force on first entity in the same direction.