Module 2 Flashcards

1
Q

An object changes position with respect to time and its surrounding

A

Motion

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2
Q

Motion is always measured with a _______________.

A

point of reference (starting point)

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3
Q

Enumerate the five types of motion.

A
  1. Straight Motion and Free-fall
  2. Projectile Motion
  3. Circular Motion
  4. Rotary Motion
  5. Oscillatory Motion
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4
Q

It is a rectilinear motion or one-dimensional motion.

A

Straight motion or one dimensional motion

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5
Q

It is a curved path under the action of gravity only.

A

Projectile Motion

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6
Q

It is the movement of an object along the circumference of a circle.

A

Circular Motion

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7
Q

It is the “spinning” motion or rotation of an object along its own axis.

A

Rotary Motion

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8
Q

It is repeating or periodic motions.

A

Oscillatory Motion

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9
Q

It is the point of origin or the final location of a moving body.

A

Position

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10
Q

It is the change in position from x1 to x2.

A

Displacement

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11
Q

It is a scalar quantity that measures how much ground an object has covered.

A

Distance

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12
Q

It is a vector quantity that refers to how far the object is from its initial position.

A

Displacement

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13
Q

It is the total distance traveled by the object to the total time taken.

A

Average Speed

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14
Q

It is the chance in position or displacement divided by the time intervals in which the displacement occurs.

A

Average Velocity

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15
Q

It is a vector quantity defined as the rate at which an object changes its velocity.

A

Acceleration

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16
Q

It is a vector quantity defined as the rate at which an object changes its velocity.

A

Acceleration

17
Q

The acceleration vector is constant and lies along the line of the displacement vector so that the directions of v and a can be specified with positive and negative signs.

A

Uniformly Accelerated Motion

18
Q

It is when an object moves in a straight line.

A

Linear Motion

19
Q

It is when two objects move in a straight line parallel to each other.

A

Rectilinear Motion

20
Q

It is a branch of physics under classical mechanics that deals with motion of a body considering forces and masses.

A

Kinematics

21
Q

It is a falling body or a body thrown vertically upward or downward is a special case of uniformly accelerated motion.

A

Free-falling body

22
Q

It is a force that exist between two different bodies.

23
Q

It is a force of attraction between two bodies and is very much independent on their mass.

24
Q

He is the first to conclude that all falling bodies, regardless of their masses, will fall with constant acceleration, denoted by G.

A

Galileo Galilei

25
Who made the Law of Universal Gravitation?
Isaac Newton
26
It states that the attractive gravitational force between two masses is directly proportional to the product of the two masses and inversely proportional to the square of the distance between them.
Newton's Law of Universal Gravitation
27
What do you call the proportionality constant in Newton's Law of Universal Gravitation?
Universal Gravitation Constant
28
The gravitational constant, "G", was derived experimentally by him.
Henry Cavendish
29
What is the value of the gravitational constant of Henry Cavendish?
6.673 x 10^-11 Nm^2/kg^2
30
What is the mass of Earth?
5.9722 x 10^24 kg
31
What is the radius of earth?
6371 x 10^3 m