If a child is swinging back and forth on a swing. Changes in her kinetic and potential energy are happening each moment .
<h3>What is mechanical energy?</h3>
The sum of all the energy in motion (total kinetic energy) and all the energy that is stored in the system (total potential energy) is known as mechanical energy .
As given in the problem a child is swinging back and forth on a swing. Changes in her kinetic and potential energy are happening each moment .
At the extreme end of the swing, the potential energy of the child is maximum and the at lowest height of the swing the kinetic energy of the child is maximum .
Learn more about mechanical energy from here , refer to the link ;
brainly.com/question/12319302
#SPJ1
Explanation:
Food and liquids are processed by the digestive system. After nutrients are absorbed during digestion, the excretory system removes solid waste products, or feces, through the rectum. The excretory system also works with the respiratory and circulatory systems and removes carbon dioxide (CO2) from the body.
Answer:
B) A school of sunfish.
In biology, a population is a number of all the organisms of the same group or species who live in a particular geographical area and are capable of interbreeding
Answer: A sum total of all living and non-living elements and their effects which influence human life is known as environment. An environmental aspect is an element of an organization's activities, products, and services that can interact with the environment. These can include discharges to water, emissions to air, waste and use of natural resources and materials.
2.Answer: 1.
Environment plays an important role in healthy living and the existence of life on planet earth.
2. Earth is a home for different living species and we all are dependent on the environment for food, air, water, and other needs.
3.Everything that surrounds us constitutes our environment. .
4. The environment plays an important role in the healthy living of human beings.
Explanation:
plants > herbivorous insects > predaceous insects > toads.
