Sam and Ella are arguing at the baseball field. Sam says that if he throws a baseball with a greater speed, it will have a greater inertia. Ella argues that inertia does not depend upon speed, but rather upon mass. Who do you agree with? CHOICES:
A: Sam is correct
B: Ella is correct
C: Neither are correct
D: Both or correct

Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.

Your science teacher brings in a speaker to talk to your class about climate change. during the session, students ask a few questions. which questions are related to the current evidence on climate change

What is the moment of inertia i of this assembly about the axis through which it is pivoted? express the moment of inertia in terms of mr