Unit 2.1 Pre-Assessment (Observing Planetary Objects)

Which of the following correctly represents the order of the planets in our solar system from the Sun?

• Mars, Earth, Venus, Mercury

• Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

• Earth, Mars, Mercury, Venus

• Jupiter, Saturn, Uranus, Neptune, Earth

What causes the different phases of the Moon?

• The Moon changes size.

• The Earth's shadow falls on the Moon.

• The relative positions of the Earth, Moon, and Sun.

• The Moon rotates on its axis.

Which statement best explains why we experience seasons on Earth?

• The Earth is closer to the Sun in summer.

• The tilt of the Earth’s axis and its orbit around the Sun.

• The Moon’s position affects the seasons.

• The Sun moves closer to the Earth in winter.

What is the primary difference between inner and outer planets?

• Inner planets are larger and gaseous, while outer planets are smaller and rocky.

• Inner planets are rocky and closer to the Sun, while outer planets are gaseous and farther away.

• Inner planets have more moons than outer planets.

• Inner planets are made of ice, while outer planets are made of metal.

During which phase is the Moon fully illuminated?

• New Moon

• First Quarter

• Full Moon

• Last Quarter

What occurs during a solar eclipse?

• The Earth blocks the Sun's light from reaching the Moon.

• The Moon passes between the Earth and the Sun.

• The Sun passes between the Earth and the Moon.

• The Earth casts a shadow on the Moon.

What is the main reason the planets in our solar system are arranged in their specific order?

• Their distance from the Sun and their mass.

• The temperature of each planet.

• Their size and number of moons.

• The type of materials they are made from.

Which planet is known for its prominent rings?

• Mars

• Jupiter

• Saturn

• Venus

What is the primary composition of the outer planets?

• Rock and metal

• Ice and gas

• Liquid water

• Dust and debris

Which planet has the longest day?

• Earth

• Venus

• Jupiter

• Mars