What is the name of the upward force that enables a bird to fly?

A. lift. B. Gravity. C. Air pressure. D. Flight path.

Calculate the moment of inertia of a bicycle wheel 66.7 cm in diameter. the rim and tire have a combined mass of 1.25 kg. the mass of the hub can be ignored since it distance from the axis of rotation is so small.

A deposit windblown sand is called

Which two factors determine the density of seawater? A. Salinity and temperature B. Temperature and gravity from the sun C. Centrifugal force and temperature D. Gravity from the sun and the moon

Is acid rain dissolving a statue weathering erosion or deposition

Which color of white light bends the least when it is refracted by a prism

If you lift a five pound object 18 inches how many joules of energy did yo use?

A temperature of 20°C is equal to °F.

Technician A says that when a fuse has popped, it just needs to be replaced, since it performed its job. Technician B says that when a fuse has blown, the circuit needs to be diagnosed because the fuse was probably not the problem. Who is correct? A.

A car starts from rest and moves around a circular track of radius 37.0 m. Its speed increases at the constant rate of 0.440 m/s2. (a) What is the magnitude of its net linear acceleration 18.

A dog walks Along the ground. If the dog applies an action force on the ground, what is the reaction force?