If pushes and pulls can change the movement of something or have it remain stationary, then what can change the movement of something or have it remain stationary? Answer choices: - rolling around - pulling chains - a hydraulic system - remaining motionless - kinetic energy - friction - Electrical energy - pushes and pulls
pushes and pulls

If plants rely on a narrow pH range, then what relies on a narrow pH range? Answer choices: - trees - potatoes - a fish - cacti - pine - plants - Oak - bacteria
plants

If ethologists study monkeys, then what do ethologists study? Answer choices: - plant life - monkeys - geography - Movement - h2o - humans - weather - parasites
monkeys