An object's apparent motion depends on A. the object's size and characteristics. B. the observer's size and characteristics. C. the observer's frame of reference. D. the object's frame of reference.

The formula d = rt gives the distance d traveled in time t at rate r. A train travels 163.2 miles in 2.4 hours, traveling at a constant rate. What is the train s rate of travel?

If we mechanically squeeze a gas into a smaller volume, what happens to the pressure and temperature? A. The pressure and temperature both increase, but we can't predict how much each one will change. B.

If a cart of 2 kg mass has a force of 8 newtons exerted on it, what is its acceleration?

Write an equation for the nth term of the arithmetic sequence: 64, 78, 92, 106, ...

A weight lifter bench‑presses a 150.0 kg 150.0 kg barbell from his chest to a height equal the length of his arms, 0.850 m. 0.850 m. How much work does he do?

Which of the following statements accurately describes the sign of the work done on the box by the force of the push? 1 - positive 2 - negative 3 - zore

Which object has the most gravitational potential energy? A. an 8 kg book at a height of 3m B. an 5 kg book at a height of 3 m C. A 5 kg book at a height of 2 m D. a book at a height of 2 m

A moving object has a kinetic energy of 150 j and a momentum with a magnitude of 30.0 kg•m/s. determine the mass and speed of the object

How does changing depth affect water pressure

The mass of a rigid rod is 0.60 kg and its length is 39.0 cm. Calculate the moment of inertia (in kg · m2) for the rod if it is pivoted about an axis through the center of mass of the rod. (Assume the axis is perpendicular to the rod.