What is the speed, in m/s, of a wave on a cord if it has a wavelength of 4m and a period of 0.5 s?

Answers

Answer 1

Answer: Velocity= frequency* wavelength
Frequency= 1/periodic time
= 1/ 0.5s
=2 Hz
Velocity= 2Hz*4m
Velocity= 8m/s

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Which of the following are heterotrophic or autotrophic, how many cells does each one have, the presence or absence of cell organelles for example, nucleus, cell wall, chloroplast and vacuole and give two examples of organisms in each kingdom1. Monera
2. Protista
3. fungi
4. Plantae
5. Animalia

Answers

plantae-auto
protista-both
monera-both
fungi-heterotrophic
animalia-heterotrophic

MONERA ARE MULTICELLULAR ORGANISMS AND IT IS HETETROPHIC

What is the relationship between an individual named Pinus palustris and an individual named Pinus elliottii? (2 points)

Answers

The two individuals which are having the name Pinus palustris and Pinus elliottii belong to the same genus but are different species as their second name is unique.

What is Binomial nomenclature?

Binomial nomenclature is a system of naming living organisms such as plantsand animals in which each of the species is given a name which consist of two terms of which the first name is the genus name and the second name is the species name itself.

All the living organisms have two names by which they are called, one is the common name and the other is scientific name. Here, the individuals which have the name Pinus palustris and Pinus elliottii belong to the same genus but are different species as their second name is different.

Learn more about Binomial nomenclature here:

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Answer:

The Binomial nomenclature is the method by which the naming of the organism is done. Each and every organism is known by two names. One is the local name and other is global name which is used by all.

Explanation:

Explanation: The plants and animals are named according to the binomial nomenclature in which the first word of the name describes the genus of the organism and the second word represents the species of the organism.

Here, the individual having the name Pinus palustris and Pinus elliottii belong to the same same genus but different species as their first name is same.

DNA is a type of _______ that contains the genetic instructions of an organism's development and functioning.A.
lipid
B.
nucleic acid
C.
carbohydrate
D.
protein

Answers

Answer:

The correct answer is B. nucleic acid

Explanation:

DNA (deoxyribonucleic acid) is a biomolecule which belongs to the chemical groups of nucleic acids. Nucleic acids include DNA and RNA (ribonucleic acid) and they were called in this way because they were discovered initially within the nucleus of the cells. They are polymers- composed by nucleotids bonded in definited sequences- and they are in charge of the genetic information transference in living organisms.

I'm pretty sure its choice a

The uterus connects the mother and the developing fetus. is it true or false

Answers

Answer:

false

Explanation:

Water harvesting, the collection of rainfall and run off for future use, has been practiced for thousands of years; but in some regions where it was previously used it has been forgotten. In countries facing huge problems with land erosion due to runoff, governments have been encouraging the implementation of this technique. The implementation is important for more than pervention of water erosion . What other benefit might water harvesting have in these areas

Answers

In some areas where water harvesting technique is applied, gains benefit in various ways such as water supply for agricultural purposes and another water usage for the day to day activities like for bath, washing, and cleaning.
More importantly, the use of this technique enables the area to have a clean drinking water. Water is safe to drink because it includes filtration.

Answer:

Explanation:

Deep sea corals can be hundreds or thousands of years old. Please select the best answer from the choices provided T F

Answers

True because since there are not many ways for them to erode they can thrive

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Which of the following is not true of the punctuated equilibrium theory?1. a. It was inspired in part by patterns observed in the fossil record. b. It suggests that subgroups diverge and evolve at about equal and constant rates. c. It suggests that most species undergo little phenotypic change during most of their evolutionary duration. d. It proposes that most evolutionary change is concentrated in relatively brief episodes of change. e. It appears to be well supported by the fossil record.