Answer:
Since the control is different, making an accurate prediction for this test is difficult.
Explanation:
A holdfast is a root-like structure that anchors aquatic sessile organisms, such as seaweed, other sessile algae, stalked crinoids, benthic cnidarians, and sponges, to the substrate.
Luster
density
streak
hardness
just took the test
Answer:
See the answer below
Explanation:
Science is a body of knowledge through which humans try to understand the natural world and make the best out of it. The usefulness of science can be seen from its applications. Some of these applications include;
1. Health: through science, humans have been able to gain insights into the causes of various diseases and profer solutions to them. The continuous investigation into diseases and drugs have ensured that the human population remains healthy to an extent.
2. Food and Agriculture: scientific advancements have ensured the domestication of useful plants as foods, drugs, or industrial materials. Through biotechnology, improved breeds of crops have been produced and sustainable food production for the human populace has been promoted.
3. Improved lifestyle: Advancement in science has helped man to be able to live an improved lifestyle. The application of scientific knowledge has led to the invention of products that can automate processes that otherwise would have been done manually. Examples include the invention of vehicles, washing machines, grinders, air conditioning, etc.
4. Communication: Science has also revolutionized how humans communicate with each other. The discovery of waves and how they can be manipulated for improved communication has led to the invention of phones, radios, televisions, and so on.
5. Infrasctures and aesthetics: Through various advancements in science, infrastructural facilities for improved living experience and beautification of the environment for aesthetic purposes have been incoming.
