CBSE Class 7 Science Earth, Moon, and the Sun (Class 7 NCERT New) Quiz 10

1. Why would a retired couple move from New York to Florida in winter?

A Florida gets more indirect sunlight in the winter making it cooler. B Florida gets more indirect sunlight in the winter making it warmer. C Florida gets more direct sunlight in the winter making it cooler. D Florida gets more direct sunlight in the winter making it warmer.

2. Which of the following is true of lunar eclipses?

A A lunar eclipse happens when the Sun is blocked by the Moon. B A lunar eclipse occurs when Earth is between the Sun and the Moon. C A lunar eclipse happens when the Sun's shadow is blocking the Moon. D A lunar eclipse happens every lunar cycle when the Moon is full.

3. In order to demonstrate the alignment of the Sun, Earth and the Moon during a lunar eclipse, a student sets up a model as shown.Which of these objects represent which celestial bodies?

A The lamp represents the Sun; the basketball represents the Moon; and the ping pong ball represents Earth. B The lamp represents Earth; the basketball represents the Moon; and the ping pong ball represents the Sun. C The lamp represents the Moon; the basketball represents Earth; and the ping pong ball represents the Sun. D The lamp represents the Sun; the basketball represents Earth; and the ping pong ball represents the Moon.

4. As the Moon revolves around Earth, a certain amount of the Moon's surface is lit up by the Sun and seen by people on Earth. Which of the following effects is produced by this movement?

A seasons of Earth B lunar eclipses C phases of the Moon D solar flares

5. What is the term for the inner, darker, cone-shaped area of an eclipse's shadow?

A diamond-ring effect B umbra C penumbra D rilles

6. What is the primary cause of tides on Earth?

A the gravitational force of the Moon and Sun B the Sun's electromagnetic energy C Earth's magnetic field D Earth's rotation

7. The evening high tides for one week in Sanibel Island, Florida, are listed in the chart below.Based on the data contained in the chart, when will the evening high tide most likely occur on December 26?

A 6:15 p.m. B 7:32 p.m. C 8:20 p.m. D 11:25 p.m.

8. During the lunar cycle, a greater portion of the Moon becomes illuminated, and therefore visible, between the

A third quarter and waning crescent phases. B waning crescent and new moon phases. C first quarter and waxing gibbous phases. D full moon and third quarter phases.

9. Before a new moon becomes a full moon, it must go through the

A waning crescent and waning gibbous phases. B first quarter and third quarter phases. C waning crescent and first quarter phases. D waxing crescent and waxing gibbous phases.

10. Nearly all of the Moon's visible surface is lit following a full moon. What is the name for this phase of the Moon?

A Waning gibbous phase B Waning crescent phase C New moon phase D Waxing gibbous phase