# Best answer: What is a cycle?

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## What is a cycle in science?

Very simply, when scientists talk about cycles, they are talking about sequences of events that repeat themselves. Some cycles are very simple. For example, the seasons of the year represent a cycle in that they always repeat – Winter, Spring, Summer, Fall, and then back to Winter!

## What is a cycle answer?

Definition of cycle

(Entry 1 of 2) 1 : an interval of time during which a sequence of a recurring succession of events or phenomena is completed a 4-year cycle of growth and development. 2a : a course or series of events or operations that recur regularly and usually lead back to the starting point …

## What is Cycle example?

The definition of a cycle is a period of time or complete set of events that repeat. An example of a cycle is the earth’s rotation around the sun. noun. 20. 4.

## How do you describe a cycle?

any complete round or series of occurrences that repeats or is repeated. a round of years or a recurring period of time, especially one in which certain events or phenomena repeat themselves in the same order and at the same intervals. any long period of years; age.

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## Is a cycle a pattern?

Explain that a pattern that goes around again and again, like these growing events or the four seasons, is called a cycle.

## What is a cycle in astronomy?

a general term for the three overlapping cycles of the Earth’s orbit (100,000 years), its wobble (26,000 years), and its tilt (46,000 years). It alters the timing of global warming and cooling, and glacial movement. The changes occur by altering the angles and distances from which solar energy reaches Earth.

## What is cycle in your own words?

A cycle is a series of events that happen repeatedly in the same order. … Nowadays, cycle can be a verb or a noun: You can ride a cycle or you can cycle to the park. The same holds true when you’re talking about a sequence of repeating events: The seasons cycle through spring, summer, fall, and winter.

## What is a cycle in math?

Definition 1.4 A cycle is a closed trail in which the “first vertex = last vertex” is the only vertex that is repeated. e.g. Figure 3 shows cycles with three and four vertices.

## What is a cycle physics?

“An oscillation, or cycle, of this alternating current is defined as a single change from up to down to up, or as a change from positive, to negative to positive.” –

## What is a cycle in exercise?

This is where training cycles come in. Doing something randomly means that there is a chance you might do the same exercise two or three times in a row. Or two very similar movements for a long period of time.

## What are the 5 cycles?

The earthly cycles of water, nitrogen, phosphorus, sulphur and carbon

• Nitrogen is a substance that is essential for all life on earth. …
• Phosphorus is an element that can be found in the DNA structures of organisms. …
• Sulfur is present within every organism in small quantities, mainly in the amino acids.

## What are the cycles in the world?

Plants are important in several key processes involved in the interacting systems of the Earth, including the hydrosphere, atmosphere and biosphere. Three of these processes are cycles – the water cycle, the nitrogen cycle and the carbon cycle. Plants play a key role in maintaining the balance of each of these cycles.

## What makes a cycle a cycle?

Menstrual cycles are caused by the rhythmic ups and downs of your reproductive hormones, and the physical changes those ups and downs cause. They trigger the growth of follicles in the ovaries, the release of an egg (ovulation) and the growth and shedding of the uterine lining (the period).

## What is the difference between cycle and bicycle?

Key difference: A cycle refers to a regular rotation process, is a type of engine which can be in two or four cycle forms, while the one with two cycle form is called as bicycle. A bicycle is a human-powered, pedal-driven, single-track vehicle which has two wheels, one behind the other attached to a frame.

## What is the sentence of cycle?

“We will have to wait for the complete cycle to finish.” “The seasons are a continuous cycle.” “Life and death is a natural cycle.” “We are learning about the life cycles of insects.”