Which of the following did this student experience? (Select all that apply.) A.
The cancelation of the State Mock Trial competition
B.
Guilt over the disappointment brought on by his own experience, which feels less negative than the experiences of many others
C.
A new appreciation for school
D.
The cancelation of a school musical

Alpha particles have positive charge, beta particles have negative charge, and answer 4 just doesn’t make sense. thus, you are left with only one possible answer.

The  grandmother cell  is a hypothetical  neuronthat represents a complex but specific concept or object.[1]  it activates when a person "sees, hears, or otherwise sensibly discriminates"[2]  a specific entity, such as his or her grandmother. the term was in use at least as early as 1966 amongst staff and students in the department of experimental psychology, university of cambridge, england. a similar concept, that of the  gnostic neuron, was proposed two years later

Temperature and pressure

Yes, endothermic means it turns cold. and some chemical changes include change of tempature.