A race car driver loses his leg in an accident. Apply Lamarck's and Darwin's theories of evolution to predict whether this disability will be carried forward by his children.

Find the average angular velocity (in rad/s) of a wheel of radius 30.0 cm that starts from rest and makes 6.00 revolutions in 2.50 s. This is my work, but the answer I am getting is not correct: w avg = angular displacement / time = 6.

Solve for Y in the following equation: X = Y + Z

Which is not an example of work being done? a. Pushing a backpack to class. b. Pulling a backpack to class. c. Carrying a backpack to class. d. Lifting a backpack from the floor to the table.

What three changes in motion show that an object is accelerating?

Which nuclides are most likely to decay via beta decay?

No force is necessary to

A boat has a mass of 4040 kg. Its engines generate a drive force of 4660 N due west, while the wind exerts a force of 880 N due east and the water exerts a resistive force of 1400 N due east. Take west to be the positive direction.

Define the word projectile

Which is not a property of an electromagnetic wave? O It is made of magnetic fields It travels at the speed of light O It is made of electrical fields It carries energy only through matter

Explain why your weight would be less in the moon than on earth even though your mass would not change. Use the law of universal gravitation in your explanation.