Answer: The number of blocks holding up the end of the pan
Explanation: Denise wants to test how a hill's slope can affect erosion. So, the number of blocks holding up the end of the pan should be her variable.
Answer: China and Brazil both use hydropower and are both two of the top countries in the world using renewable energies to power their nations.
Explanation: With china in first place and brazil in third, these two countries are among the top three nations who produce the most renewable energy, and they do this primarily with hydropower which harnesses energy from water currents and converts it into electricity.
Answer: Branches: There are three major branches of biology – botany, zoology and microbiology.
Biology is: Biology Anatomy is the study of the internal structures of living things.
Explanation:. Botany is the branch of biology which deals with the study of different aspects of plants. Theophrastus is known as the father of Botany. Zoology is the branch of biology connected with the study of different aspects of animals.
Hope this helped!
Answer:
The Earth's Tilt
Explanation:
Due to the Earth's tilt, more of the Sun's rays directly hit a particular region of the Earth during the summer months than during the winter months. As a result, the average temperature is increased during the summer.
Answer:
Frederick Griffith's discovery on the theory of genetics is credited to his experiment on mice. He subjected them to different strains of pneumonia bacteria. He concluded that there is an unidentified force that leads to the formation of different strains from what the mice were subjected to. This leads to the discovery of DNA, the carrier of traits. Scientist before did not know how the trait is passed on not until Griffith's experiment.
Explanation:
