Question Bank for Grade 4 Science

The diagram shows the phases of the moon as viewed by an observer at different times in April.

Which phase would be observed on April 17?

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The image shows the positions of the Sun, the Moon, and Earth.

When viewed from Earth, which phase of the Moon is occurring at the position shown?

• first quarter

• full Moon

• last quarter

• new Moon

The image shows the positions of Earth, the Moon, and the Sun.

How does the Moon appear to an observer on Earth?

• full moon

• new moon

• waning gibbous

• waxing crescent

The calendar shows different phases of the Moon during part of the month of September.

Based on the calendar, when would an observer on Earth experience a full moon?

• September 2

• September 24

• between September 12 and 15

• between September 27 and 30

How fast does the Earth rotate on its axis?

• once every 24 hrs

• once every 365 days

• 2 times a day

• 4 times a day

Julie created a diagram to show the phases of the Moon.

Which Moon phase should be placed in the box labeled X?

• crescent Moon

• full Moon

• new Moon

• quarter Moon

The image shows two positions (X and Y) of the Moon revolving around Earth and how the Moon appears from Earth.

How would the Moon appear from Earth when it is at position Y?

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Two students watch the night sky one evening during spring. They observe the position of the Ursa Major constellation and the Pole Star two times overnight at an interval of six hours. The diagram shows the students’ observations.

What can the students correctly conclude from their observations?

• The Pole Star is part of the Ursa Major constellation.

• The Ursa Major constellation changes its shape.

• The Ursa Major constellation appears to move in the sky.

• The Pole Star appears to revolve around the Ursa Major constellation.

Examine the constellation.

What constellation is shown?

• Orion

• Polaris

• Ursa Major

• Ursa Minor

Which instrument gathers more light than the human eye and allows objects to be seen over long distances?

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