Which of the following statements is true for gas particles? a. they move freely and combine with each other. b. they don’t move at all. c. they move slowly and in a structured pattern. d. they are constantly in motion and changing position.

Aflashlight produces light using energy from the batteries. in which order does the energy change form? a. from chemical to electric to light energy b. from electric to light to chemical energy c. from electric to chemical to light energy d. from light to electric to chemical energy

Can someone i have no idea of how to do this.

Fill in the blank with the correct sphere label. a: ⇒ geosphere b: ⇒ biosphere c: ⇒ hydrosphere