K2 Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

The fundamental values of biomechanics are derived from

A

Basic laws of force and motion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Major forces to consider within sport include:

A

All the above:
Gravity
Air resistance
Contact between opponents

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

As a performance coach, telling an athlete their performance was “smooth” or “getting better” would be considered a

A

Qualitative evaluation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

By improving one’s technique, the athlete may reduce

A

A and B correct

A. Injury to himself/herself
B. Injury to others

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Rotational force is

A

Torque

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

The description of motion using distance and velocity is

A

Kinematics

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Measurement is important within biomechanics to

A

All of the above:

Describe how elite performance was achieved
Identify why a sports-related injury occurred
Describe the current performance level
Predict athletic potential

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Human movement is a battle between forces and resistance where force is applied at one end of a bone and resistance is applied at the other end

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

To produce large amounts of torque, a large force arm is needed

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Knowledge of the mechanical principles have allowed the performance in sport to improve

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Giving advice such as, “Throw harder” is beneficial to the athlete

A

False

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Knowledge of biomechanics is a way to help a coach teach an athlete new skills

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

In order to teach a skill, it is mandatory for the instructor to correct perform the skill

A

False

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Modern-day technology is a tool that can be utilized to provide an athlete important feedback

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

General motion is a combination of linear and angular motion

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

The majority of motion that occurs within sports can be classified as static

A

False

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

“Apps” and other tools are available that can measure the amount of force produced during specific exercise

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Linear motion occurs when all points on an object travel in a straight line

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Which of the following describes the quantity of motion that occurs

A

Momentum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

A force is

A

All the above:

Defined as push or pull
Exerted on objects by other objects
Causes an object to start, stop, speed up, or slow down

21
Q

Forces that occur between two objects touching each other are considered

A

A and C are correct

A. Contact forces
C. External forces

22
Q

The equation for calculating acceleration is

A

velocity / time

23
Q

An object at rest remains at rest, or in uniform motion in a straight line, unless it is compelled to change by an externally imposed force describes

A

First law of motion

24
Q

Which of the following is the most common way to improve performance?

A

Improve technique

25
Q

Teachers and coaches most often use which type of analysis?

A

Qualitative

26
Q

Weight is a vector that is traveling

A

Straight down to the center of the earth

27
Q

Which factors influence the flight of a projectile

A

All of the above:

Angle release
Speed release
Height release

28
Q

Which of the following is the most helpful for athletes to improve their performance

A

Video feedback

29
Q

Technology that can be used to measure linear kinetics includes

A

Timing gates

30
Q

Physics is the most fundamental of the sciences

A

True

31
Q

Units of measurement are an essential part of measurement

A

True

32
Q

Forces are not considered vector quantities, but are represented by an arrow.

A

False

33
Q

A goal of biomechanics is to reduce the likelihood of injury and rehabilitation in athletes

A

True

34
Q

Newton’s first law of motion is considered a special case of the second law of motion

A

True

35
Q

In rigid body mechanics, the object does not deform

A

True

36
Q

Inertia is helpful at the beginning of a race, forcing the athletes to take long strides to get moving

A

False

37
Q

The result of the vector addition of two or more vectors is known as the resultant force

A

True

38
Q

Mass is the gravitational force acting on an object

A

False

39
Q

Knowing biomechanical deficiencies may lead to developing a better training program for an athlete

A

True

40
Q

Normal contact acts where?

A

Perpendicular to surface contact

41
Q

Friction contact acts where?

A

Parallel to surface contact

42
Q

Pulling is what kind of force?

A

Tensile

43
Q

Pushing is what kind of force?

A

Compressive

44
Q

10 m/s/s

A

gravity

45
Q

mass referred to as

A

kg

46
Q

weight referred to as

A

N

47
Q

mass (kg) formula

A

w / g

N / 10

48
Q

weight (N) formula

A

m * g

kg * 10