Mineral X is scratched by a diamond. Mineral X _____.-has a Mohs hardness of 10
-can't be scratched by a penny
-is softer than a diamond
-must be a precious metal

Answers

Answer 1

Answer: Mineral X is softer than a diamond.

Answer 2

Answer:

Well seeing as a diamond can scratch a diamond it's either A or C.

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Clive finds that the water coming out of the faucet is a little muddy. He concludes that the color in the water is due to the mining activity in the nearby forest. Clive shares his conclusion with his science class. His classmates question his conclusion, but Clive has no data to back up his conclusion. Which step in the scientific investigation did he miss?a. observing
b. communicating results
c. testing the hypothesis
d. creating a hypothesis

Answers

Answer: a. observing

Explanation:

Observation in research can be define as the visual examination of the outcomes of the experimental procedures or examination of naturally occurring process. This is important for framing the results of the experiment. The observation is particularly recorded in written notes, and photographs.

According to the situation given, he missed the observation in the scientific investigation. He must posses the proof of his observation before proposing the conclusion to his classmates.

a. observing is the answer

The bronchial circulation is a component of the pulmonary circulation. True or False

Answers

It is false that the bronchial circulation is a component of the pulmonary circulation. Bronchial circulation is a separate system from the pulmonary circulation, and it supplies blood to the tissue of the larger airways of the lung.

What are the six kingdoms of life

Answers

Answer:

Archaebacteria, Eubacteria, Protista, Fungi, Plantae, Animalia.

Explanation:

According to biological classification system, there are six different kingdoms, in which organisms are classified according to their common characteristics.

Kingdom Eubacateria includes unicellular, prokaryotic organisms. These organisms lack true nucleus and other complex cell organelles. Examples: bacteria and archaea.

Kingdom Protista includes unicellular (mainly), eukaryotic organisms having true nucleus and other membrane-bound organelles. Protists may be autotrophic or heterotrophic. Amoeba and paramecium are examples of protists.

Kingdom Fungi include eukaryotic, multicellular (yeast is an unicellular fungus) organisms. They are heterotrophic organisms that depend on other organisms for food. Examples: mushrooms and aspergillus.

Kingdom Plantae includes multicellular, eukaryotic, autotrophic organisms. They contain chlorophyll molecules that help in photosynthesis and make their own food. Examples: all green plants.

Kingdom Animalia include all multicellular, eukaryotic animals that reproduce only via sexual reproduction. They are heterotrophic organisms and depend upon other organisms for food. Examples: humans, insects, and fishes.

Archaebacteria, Eubacteria, Animalia, Protista, Fungi, Plantae

The maximum number of wolves that can survive in a particular forest is 230. What is this number called?

Answers

The answer is a carrying capacity.

The carrying capacity is the maximum size of some population, for example, wolves population, that can survive in the given environment, in this case, the forest. It represents the number of animals that can live, reproduce, survive in the given area regarding the indefinite sustainability of this area in terms of resources (food, water, habitat, etc.)

B. carrying capacity

Hope this helps!

What is freud's term for primitive, biological side of personality?

Answers

Freud's term for a primitive, biological side of personality is called ID. The other terms he coined were ego and superego.

Which of the following body systems work together for support, protection, and movement? A. respiratory and cardiovascular
B. skeletal and muscular
C. skeletal and integumentary
D. digestive and respiratory