Which of the following statements about an object traveling at terminal velocity is true?

A. The object is accelerating.

B. The object is not accelerating.

C. The object's velocity is zero.

D. Unbalanced forces are acting on the object.

Imagine a rock is dropped from the top of a tall building. After 2 seconds of falling, the rock's instantaneous speed is approximately 20m/s. does anyone know is it true or false

Which of the following is an example of Newton's first law of motion? Sam's bike hits a curb and he flies over the handlebars, onto the grass. A feather and a brick are dropped from a ladder. The brick exerts a greater force when it hits the ground.

A person travels distance πR along the circumference of a circle of radius R. Displacement of the person is a. R b. 2R c. 2πR d. zero WHY?

An athlete whose mass is 87.0 kg is performing weight-lifting exercises. Starting from the rest position, he lifts, with constant acceleration, a barbell that weighs 600 N. He lifts the barbell a distance of 0.65 m in a time of 1.3 s.

A wheel originally rotating at 126 rad/s undergo a constant angular deceleration of 5.00rad/s. What is the angular speed after it has turned through an angel of 628 radians?

How does wavelength and frequency affect the speed?

A cyclist turns a corner with a radius of 37 m at a speed of 22 m/s. What's the cyclist acceleration? If the cyclist and cycle have a combined mass of 90 kg, what is the force causing them to turn?

A gas had a initial volume of 168 cm at a temperature of 255 k and a pressure of 1.6 atm the pressure of the gas decreased to 1.3 atm and the temperature of the gas increases to 285 k

A train travels 90 kilometers in 1 hours, and then 60 kilometers in 3 hours. What is its average speed

A man is shot out of a cannon towards the center of an 80 foot long catching net 200 feet away. Unfortunately, the person in charge of aiming the cannon did not consider the crosswind.