A is developed through the scientific method and it can be modified or improved upo. it may be represented by a model. As seen here three different models were used to represent atomic structure as ideas changed over time. A)Hypothesis
B)Law
C)Prediction
D)Theory

What can be added to the examples section of each circle? endothermic: ice melting into water, and a heat pack becoming warm exothermic: a glow stick glowing, and fireworks exploding endothermic: ice melting into water, and an instant ice pack turning cold exothermic: fireworks exploding, and gasoline burning endothermic: a glow stick glowing, and a heat pack becoming warm exothermic: an instant ice pack turning cold, and ice melting into water endothermic: gasoline burning, and an instant ice pack turning cold exothermic: ice melting into water, and an instant ice pack turning cold

What is the volume of the fluid in the graduated cylinder with accuracy and measured to the correct degree of precision? 41.2 ml 42.0 ml 41.23 ml 41.89 ml

Which element forms an ionic bond with flourine? 1) fluorine 2) carbon 3) potassium 4) oxygen