Science Common Assessment #2: Study Guide

Front

What is the Heliocentric model?

Back

The Heliocentric model is a representation of the solar system where the Sun is at the center, and the planets, including Earth, revolve around it.

Front

What is the Geocentric model?

Back

The Geocentric model is an outdated representation of the solar system where Earth is at the center, and all celestial bodies, including the Sun and planets, revolve around it.

Front

What is a solar eclipse?

Back

A solar eclipse occurs when the Moon passes between the Earth and the Sun, blocking the Sun's light either partially or completely.

Front

What is a lunar eclipse?

Back

A lunar eclipse occurs when the Earth passes between the Sun and the Moon, causing the Earth's shadow to cover the Moon.

Front

What is the difference between a solar eclipse and a lunar eclipse?

Back

A solar eclipse involves the Moon blocking the Sun's light, while a lunar eclipse involves the Earth blocking sunlight from reaching the Moon.

Front

What causes tides?

Back

Tides are caused by the gravitational interaction between the Earth, the Moon, and the Sun.

Front

What is the tilt of the Earth's axis?

Back

The Earth's axis is tilted at an angle of approximately 23.5 degrees.

Front

What is the significance of the Earth's axial tilt?

Back

The Earth's axial tilt is responsible for the changing seasons as it affects the angle and intensity of sunlight received at different times of the year.

Front

What is the penumbra in an eclipse?

Back

The penumbra is the outer part of a shadow during an eclipse where the light is partially blocked.

Front

What is the umbra in an eclipse?

Back

The umbra is the central part of a shadow during an eclipse where the light is completely blocked.