Interactions

Question 1

Interaction & Its Types

Answer 1

Event producing either physical change or change in motion

Repulsive - accelerate away
Attractive - accelerates towards

Question 2

Momentum during Interaction

Answer 2

Constant

Question 3

Interaction Range & Its Types

Answer 3

Distance over which interaction is appreciable.

Long Range (infinite); Short Range (finite)

Question 4

Field

Answer 4

Model used to visualize interactions between objects

Question 5

Fundamental Interactions & Their Types

Answer 5

1. Gravitational Interaction: a long-range attractive interaction between objects that have mass
2. Electromagnetic Interaction: a long-range interaction between objects that have electrical charge (attractive or repulsive)
3. Weak Interaction: Short range repulsive interaction between subatomic particles
4. Strong Interaction: short range interaction between quarks, building blocks of atoms, neutrons, etc.