## Is time or position the independent variable?

For example, in the study of uniform motion, time is an independent variable, denoted by t and represented on the horizontal axis, while position is a dependent variable, denoted by x and represented on the vertical axis.

## Where do you find the independent variable on a table?

In most cases, the independent variable (that which you purposefully change) is in the left column, the dependent variable (that which you measure) with the different trials is in the next columns, and the derived or calculated column (often average) is on the far right.

## Why do dimples reduce drag?

The reason the dimples reduce drag on a golf ball is because they trip the boundary layer in the region where the flow separates, and that causes the wake to be smaller and have less pressure drag.

500 dimples

## Why do hockey balls have dimples?

The Dimpled ball was originally designed by Kookaburra for use on water based pitches. Its design was to allow the ball to run smoother on the water based pitches. The more expensive balls tend to have a core centre making them more suitable for winter use.

## Why is it called hockey?

The name hockey—as the organized game came to be known—has been attributed to the French word hoquet (shepherd’s stick). The term rink, referring to the designated area of play, was originally used in the game of curling in 18th-century Scotland.

## Are hockey balls hollow?

The ball is hollow inside and smooth on the outside. Indoor field hockey is played on a smaller playing surface, and the ball is also generally smaller and lighter than the ball used for outdoor play. It is also hollow and smooth, making it best suited to indoor play.

## Which ball is used in hockey?

Hockey is a team sport in which two teams of skaters use sticks to shoot a hard rubber hockey puck/orange ball into their opponent’s net to score points.

## What are the three main rules of hockey?

THE BASICS OF ICE HOCKEY The positions are goalkeeper, left and right defense, center, left and right wing. Once you’ve learned the three basic rules you’ll be on your way to understanding the game. Games are divided into three periods. The amount in each period depends on the length of the game.

## What equipment is needed in hockey?

Besides ice skates and sticks, hockey players are usually equipped with an array of safety gear to lessen their risk of serious injury. This usually includes a helmet, shoulder pads/chest protector, elbow pads, mouthguards, protective gloves, heavily padded shorts, a ‘jock’, shin guards and a neck guard.

## Is Field Hockey dangerous?

Field hockey is associated with a high risk of injury, particularly sprains, strains, fractures, and bruises to the lower limbs, hand, and head. Ankle strains and sprains are the most common injuries in field hockey. Severe head injuries can occur, such as concussion, eye, and dental injuries.

## What is the most dangerous sport for females?

The 5 most dangerous sports for girls

• Basketball. Is your little girl shooting to be the next Lisa Leslie or Candace Parker?
• Cheerleading. Here’s something not to cheer about: Cheerleading accidents account for 65 percent of all catastrophic injuries in girls’ high school athletics.
• Horseback riding.
• Soccer.
• Field hockey.

## Which is the most dangerous sport?

Most dangerous sports with the highest rate of injury

Sport Rate of injury
Football 1.78%
Wrestling 0.90%
Skateboarding 0.66%

## What is the most beautiful language?

And the most beautiful languages in the world are…

• FRENCH – MOST BEAUTIFUL SPOKEN LANGUAGE.
• GERMAN – MOST BEAUTIFUL SUNG LANGUAGE.
• ARABIC – MOST BEAUTIFUL WRITTEN LANGUAGE.
• ITALIAN – MOST BEAUTIFUL BODY LANGUAGE.

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