A5kg box is pulled by a rope with a force of 5n in the horizontal direction at a constant speed. what is the friction force between the box and the floor?

Shelly experiences a backward jolt when the driver starts the school bus. which of the following explains this phenomenon? a. the inertia of shelly b. the inertia of the bus c. the normal force of the seats on shelly d. the net force acting on shelly in a backward direction e. a zero net force acting on shelly

Aforce of 240.0 n causes an object to accelerate at 3.2 m/s2. what is the mass of the object?

Explain to someone who knows nothing about fossils the study of invertebrate paleontology and how it scientists understand the history of the earth. be sure your explanation contains a minimum of two complete sentences.