What method of forecasting uses the effects of past weather conditions as part of its forecasting method

Sunidhi made a study chart about changes in states of matter. which headings best complete the chart?

Ideal meters problem. what internal resistance is ideal for a voltmeter? what internal resistance is ideal for an ammeter?

Atoms seldom exist as independent particles in nature a) as single particles, most atoms have low potential energy b) their electronegativity is much lower when they combine with other atoms c) atoms are more stable when they combine with other atoms d) neutral particles are rare