Explain the correlation and causation relationships between the Chicxulub impact and
the mass extinction of the dinosaurs.

Which of the following are properties of mechanical waves? check all that apply ⭕️ particles of the medium move back and fourth, but do not move with the wave. ⭕️ the particles of the medium always move parallel to the wave motion. ⭕️ wave motion begins with a disturbance in the medium. ⭕️ waves transport energy from a source outward, away from the source.

Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec

When the force acting on an object points at least partially in the direction of the motion the work done is considered to be negative