Explanation:
The changes that matter undergoes can be attributed to their properties.
Physical change is one of such.
- A physical change is one that alters the physical properties of matter especially its form and state.
- The physical properties of matter tells us everything about what a substance is when no change is occurring to its constituents.
- In most cases physical changes are usually reversible.
- Examples are boiling, melting, freezing, condensation, sublimation, magnetization of metals etc.
- Physical changes leads to the production of no new kinds of matter.
- They involve no mass change and requires little to no energy.
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Answer:
true. force times distance equals work.
Passive transport because Passive transport is a movement of biochemicals and other atomic or molecular substances across cell membranes without need of energy input. Unlike active transport.
Answer:
b. The overall amount of energy in the bowl will neither increase nor decrease.
c. The ice cream will increase in energy.
Explanation:
b. The total amount of energy in the container will not increase or decrease. Since the energy is transferred from one element to another, the energy that dissipates is negligible.
In this case the energy of the pie is transferred to the ice cream, melting it.
c. The ice cream will increase in energy. As the heat is transferred from the pie to the ice cream. the movement between the particles of the ice cream increases, increasing its kinetic energy
