KINEMATICS Flashcards

1
Q

Describes motion using equations of motion.

A

KINEMATICS

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2
Q

Studies the position, acceleration and speed of an object

A

KINEMATICS

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3
Q

explains the terms such as acceleration, velocity, and position of objects.

A

Kinematics

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4
Q

The branch of mechanics concerned with the motion of objects without reference to the forces which cause the motion.

A

kinematics

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4
Q

It has only the magnitude

Only one dimensional

A

SCALAR

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5
Q

This quantity changes with the change in magnitude

A

SCALAR

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6
Q

It has direction and magnitude

A

VECTOR

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7
Q

It is multidimensional
This changes with magnitude and direction

A

VECTOR

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8
Q

The complete length of the length between any two path between any two points points when measured along is called —-

A

DISTANCE

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9
Q

Distance can have negative and positive values

T OR F

A

false

just positive

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10
Q

distance is a vector quantity

T OR F

A

FALSE

Distance is a scalar quantity as it only depends upon the magnitude and not the direction

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11
Q

is the direct length between any two points when measured along the minimum path between them

A

DISPLACEMENT

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12
Q

Displacement is a vector quantity as it depends upon both

T OR F

A

TRUE

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13
Q

Displacement can only be positive

t or f

A

false

can be positive, negative and even zero

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14
Q

is a scalar quantity which means it has no direction. It denotes how fast an object is moving.

A

Speed

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15
Q

the rate of distance traveled by a moving object over time

16
Q

the rate of displacement of a moving object over time

16
Q

is a vector quantity which means it has both magnitude and direction. It denotes the rate at which the object is moving or changing position.

17
Q

is defined as the change in the velocity of an object with respect to time

A

Acceleration

18
Q

can be defined as a scenario when an object is moving only under the effect of the Earth’s gravitational pull.

19
Q

As external force is exerted on the object, the motion will be constantly accelerated. This is known as ——-

A

freefall acceleration.

20
Q

In a —–, there are two simultaneous independent rectilinear motions:

A

Projectile Motion

21
Q

uniform velocity, responsible for the horizontal (forward) motion of the particle

A

Projectile motion - Along the x-axis:

22
Q

uniform acceleration, responsible for the vertical (downwards) motion of the particle.

A

Projectile motion - Along the y-axis:

23
the pathway followed by an object in projectile motion is
trajectory
24
The horizontal distance traveled in projectile motion is known as the ----.
range
25
the highest point reached is called the ----- in projectile motion.
maximum height
26
In projectile motion, Vertical velocity remains constant. Horizontal velocity changes continuously. true or false
false Horizontal velocity remains constant.Vertical velocity changes continuously.
27
true or false in projectile motion, horizontal speed decreases as the object ascends and increases as it descends
FALSE Vertical speed decreases as the object ascends and increases as it descends.
28
Projectile motion can occur at different angles. true or false
true