The ideal mechanical advantsge of a pulley system is equal to the

distance the load has to move

length of the rope

number of rope segments supporting the load

weight of the object being lifted

Why are energy pyramids usually no more than 4 trophic levels?

How does the theory of natural selection explain the diversity of life? Awnser in 5 sentences.

What do the metric prefixes milli-, centi-, micro-, kilo-, and mega - mean?

How is the impulse momentum relationship related to newton's second law?

When moving to a new apartment, you rent a truck and create a ramp with a 244 cm long piece of plywood. The top of the moving ramp lies on the edge of the truck bed at a height of 115 cm.

3 rights for all U. S residents

Which is a characteristic of the electron Sea model for Metallic bonding

A car is stopped at a red light. When the light turns green, the car starts accelerating again. In the process, a cup of coffee sitting in a cup-holder spills out onto the rear seats. Why does this happen?

Use hubble's law to determine the distance to a galaxy which is moving away at a velocity of 3,500 km/s. (assume that h = 70 km/s/mpc)

Circuit has a single pathway for the electrons of flow. series parallel