Explain why it is sometimes necessary for scientists to replace a scientific model?

What are the differences between momentum and inertia

Three balls are kicked from the ground level at some angles above horizontal with different initial speeds. All three balls reached in their paths the samemaximum height.

What two observable properties of a cepheid variable are directly related to one another?

What's an example for investigate

Which organelle gives plants the ability to grow tall? chloroplasts vacuoles cytoplasm cell walls mitochondria

A skydiver with a mass of 60 kg jumps from an airplane. Five seconds after jumping the force of air resistance is 300 N. What is the acceleration of the sky diver, five seconds after jumping?

How many basic wave forms are there? A.) 1 B.) 2 C.) 3 D.) 4

How much power is reqired to lift a 10-n box 2 meters

Dolphins and other sea creatures can leap to great heights by swimming straight up and exiting the water at a high speed. A 200 kg dolphin leaps straight up to a height of 7.8 m.

An example of renewable energy resource is ... A - uranium B - Wind C - natural gas