Answer:
Option C
your friends ball hits the ground at the same time as yours, and goes twice as far
Explanation:
The vertical speed is the same but the horizontal speed of your friend is twice yours. This implies the time to hit the ground is the same but after hitting the ground since the horizontal speed of your friend is twice, then the ball moves a horizontal diatance twice yours. Therefore, option C is correct.
All simple machine are tools they help with the force of an object.
It is False in applying the pythagorean theorem to vector addition, the resultant vector is given by the perpendicular vector
<h3>What is Pythagoras theorem ?</h3>
A useful technique for figuring out the outcome of adding two (and only two) vectors that form a right angle to one another is the Pythagorean theorem. The technique cannot be used to combine more than two vectors or to combine vectors that are not at a 90-degree angle.
- The Pythagorean Theorem demonstrates how the side lengths of a right triangle can be calculated from the sum of the areas of three intersecting squares. This theorem is a very helpful tool that serves as the foundation for more intricate trigonometry ideas like the Pythagorean theorem's opposite.
Learn more about Pythagoras theorem here:
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Kinetic energy is the energy of the motion.
This is because the kinetic energy can be calculated by using the formula,
K.E.=1/2 mv^2
where, v is the velocity of moving body i.e. the body is in motion.