Eclipses

Moon Facts

• Gravity is 1/6 of Earth (take your weight and divide it by 6) (120/6=20 pounds)

• The same side always faces us• Speed is 2,287 mi/hr• Spins counterclockwise

Eclipse Facts

• An eclipse is a shadow, either on the Earth or on the moon

• Umbra- area of a shadow that causes a total eclipse to occur

• Penumbra- area of a shadow that causes a partial eclipse to occur

Solar Eclipse

• Sun gets dark-solar eclipse (2-5 per year)

• Shadow travels 1,100 mi/hr

• Solar eclipse shadow is 167 miles wide

• Solar eclipse lasts about 7 minutes

Next solar eclipse AUG 21st 2017

Lunar Eclipse

• Moon gets dark-lunar eclipse (2-5 per year)• Lunar eclipse can last a few hours• A lunar eclipse happens at a Full Moon, when

the Moon's tilted orbit brings it into the Earth's shadow, which can then be seen cast onto the Moon.

Eclipse Lab

1. Make two balls out of clay.• Earth 4cm in diameter• Moon 1 cm in diameter

2. Place the two balls about 15 cm apart.3. Hold the flashlight about 15 cm away from the

larger ball4. Drawing 1: shine the light on the larger ball and

sketch.5. Drawing 2: Move the light to the opposite side

and shine on smaller ball.6. Answer questions.