Q: Q: The creation and destruction of oceanic crust is the reason what moves? A:

OPTIONS:
- animals
- planets
- oceans
- continents

A: continents

Q: Q: Loss of energy is the reason that what typically has few levels? A:

OPTIONS:
- humans
- the atmosphere
- video games
- food chain

A: food chain

Q: Q: What is the net force when two forces act in the same direction? A:

OPTIONS:
- number of the forces
- arguing forces
- group of forces
- sum of the forces

A: sum of the forces

Q: Q: What substances that primarily comprise plasma membranes form a bilayer? A:

OPTIONS:
- amino acids
- enzymes
- steroids
- phospholipids

A:
phospholipids