Science

What event is shown in the figure?

• sun spots 
• Lunar eclipse 
• tide formation 
• solar eclipse 

How many times a day does the water rise and fall to produce tides?

• Once 
• Twice 
• Three times 
• Four times 

How is the umbra different from the penumbra?

• The umbra hides Earth from view, but the penumbra allows it to be seen from space
• The penumbra lets more light shine on the Moon, and the umbra does not let much light shine on the Moon.
• The umbra is the part of the shadow where the eclipse will be seen as full. The penumbra is the area of the shadow where an eclipse will be seen as partial.

What position must the Moon be in to produce a solar eclipse?

• The Moon must be in a direct line between Earth and the Sun
• The Moon must be in the first quarter with Earth tilted on its axis.
• Earth must be between the Moon and the Sun.

Which of these affects tides the most?

• Mars
• The sun
• The stars 
• the moon

What is the umbra?

• A sticky substance 
• rocks formed on the moon over time 
• Lighter part of a shadow, where light is partially blocked 
• The darker part of a shadow, where light is fully blocked 

What phase does it have to be in order for a solar eclipse to occur?

• New moon
• First quarter
• Last quarter 
• Full moon

Where does the moons shadow go in a Solar eclipse?

• Reflects onto Earths surface 
• Reflects onto the clouds 
• Reflects back onto the suns edges 

How is a shadow created?

• With a flashlight 
• When one object blocks the light that another object emits or reflects
• When someone is standing
• She chew hen someone stands on light it reflects

What is tide?

• A gas figure
• the daily rise and fall of sea level 
• Water