What are 2 ways organisms would be affected by water pollution?

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.

When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical

Ahanging spring stretches by 35.0 cm when an object of mass 450 g is hung on it at rest. in this situation, we define its position as x = 0. the object is pulled down an additional 18.0 cm and released from rest to oscillate without friction. what is its position x at a moment 84.4 s later? express your answer in cm.