A boy swings back and forth on a swing whose ropes are 4.45 m long. The maximum height he reaches is 3.34 m above the ground. At the lowest point of the swing, he is 0.80 m above the ground. What is the boy's maximum speed

Ineed ! using proper grammar, spelling, and punctuation, write at least one 5 sentence paragraph describing 3 ways we use the elements of the electromagnetic spectrum (ems) in our everyday lives.

It's a snowy day and you're pulling a friend along a level road on a sled. you've both been taking physics, so she asks what you think the coefficient of friction between the sled and the snow is. you've been walking at a steady 1.5m/s, and the rope pulls up on the sled at a 32 ∘ angle. you estimate that the mass of the sled, with your friend on it, is 65 kg and that you're pulling with a force of 80 n .

Me with this and you will be marked brainliest