Key concepts of motion
What is the definition of position?
The place where something or someone is located according to a reference system.
What is the name of the horizontal axis of the Cartesian plane?
X-axis
What is the formula of the Pythagorean Theorem?
c2 = a2 + b2
A car moves in the circular circuit of a school and goes half of the circle. If the perimeter is 10 meters, what is the distance it traveled?
5 meters
What is the definition of speed?
It is the distance over time
What is the definition of motion?
When something or someone changes its position
What is the name of the vertical axis of the Cartesian plane?
y-axis
What is the value of the hypotenuse if the legs are 3 and 4 meters?
5 meters
An ant moves in circles around a leaf. If it goes around it 3 times and the circle it forms has a perimeter of 3 meters, how far did it travel?
9 meters
What is the definition of velocity?
It is displacement divided by time
What is the definition of trajectory?
The path or way in which a body moves.
How many quadrants does the Cartesian plane have?
4
What is the value of one leg if the hypotenuse is 10 and the other leg is 6?
8 meters
An ant moves in circles around a leaf. If it goes around it 3 times and the circle it forms has a perimeter of 3 meters, what was its displacement?
0 meters
In what units of the international system is speed measured?
meters/second
What is the definition of distance?
The length of the trajectory
In which quadrant is the coordinate (3,-2) located?
Quadrant IV
What is the value of one leg if the hypotenuse is 11 and the other leg is 4?
10.25 meters
If a person moves from city A to city B in a straight line 100 kilometers and then returns to city A. Calculate the distance and the displacement
Distance = 200 Km
Displacement = 0 Km
What is the speed of a cyclist moving 200 meters in 20 seconds?
10 m/s
What is the definition of displacement?
It is the straight line that connects the starting point with the end point.
In which quadrant is the coordinate (-1,-1) located?
Quadrant III
What is the value of the hypotenuse of a right triangle if the legs measure 6 and 9 meters?
10.82 meters
What shape does the trajectory have to have for the distance and displacement to be equal?
Straight line
In what way can the velocity of a body be zero even if its speed is not?
When the start and end points are the same