solar eclipse
The passage of the new moon directly between the Sun and the Earth when the Moon’s shadow is cast upon the Earth. The Sun appears in the sky either partially or totally covered by the Moon.
Resources for Teachers
WARNING
WARNING. Never look directly at the bright surface of the Sun without suitable eye protection as permanent eye damage may result. This applies at any time and especially during the partial phases of a solar eclipse. Refer to “How to observe the Sun safely”.