2.5 kg because you cant change the weight of the rock
Answer:
The cat will have <span>36J</span> of kinetic energy.
It is Real,Virtual,The Same Size, Inverted
Answer:
solar, wind, hydro, natural resources
The stake, height and tether length of the tent form a right angle triangle where the tether length is the hypotenuse.
Applying Pythagoras theorem:
length² = height² + (stake distance)²
length = √(8² + 2²)
length = 8.5 feet