(Q).
If soil is formed by rivers, then what forms soil? Answer choices: - one celled organisms - single-celled organisms - an external framework - erosion from rivers - Earthworms - Sand dollars - The area was once underwater - most organisms
(A).
erosion from rivers

(Q).
If blowing air into a whistle causes a sound source, then blowing air into a whistle causes a what? Answer choices: - rapid blast of heat - kinetic energy - little beads - activation energy - sound source - wind speed - small rattling - mechanical
(A).
sound source

(Q).
If if energy is conducted to an object than that object will become hot, then if energy is conducted to an object what will happen to that object? Answer choices: - they will move to another area - that object will get cold - Temperature changing - that object will get smaller - Earth revolving around the sun - that object will lose energy - enormous damage to homes - that object will get hot
(A).
that object will get hot