The outward pressure of hot gas in the SunGroup of answer choicesis responsible for variations in the sunspot cycle.is balanced by the inward gravitational pressure.weakens the magnetic field.is increasing the Sun's diameter.is cooling the photosphere.

How does the Sun maintains its spherical shape?Group of answer choicesBecause of the imbalanced force of pressure pushing outsideBecause it is solidBecause of the imbalanced force of gravity pulling it insideBecause of the balanced force between the inward force of gravity and the outward force of pressureNone of the above

Which characteristic of the Sun helps planets stay in their orbit?Responsesold ageold ageround shaperound shapestrong gravitystrong gravityhigh temperaturehigh temperature

The world’s pressure systems are responsible forGroup of answer choicesa greater intensity of solar energy at the equator.mild summer and winter temperatures along coast lines.severe winters in interior regions.warm, rainless summer of Mediterranean climates.

The tilt of the Earth and its orbit around the Sun cause the

A loop of gas following the magnetic field lines between sunspots' poles isGroup of answer choicesa coronal hole.a prominence.a flare.a coronal mass ejection.a ray.