Understanding Tides: Spring and Neap Tides

What is used to represent the sun and the moon in the demonstration of gravitational pull?

• A piece of cardboard and a thumbtack

• A stack of magnets and some paper clips

• A bent paperclip and a red line

• A set of expensive magnets

Why does the sun have a greater gravitational pull than the moon?

• Because it is made of gas

• Because it is hotter

• Because it is closer to the Earth

• Because it is more massive

What does the bent paperclip represent in the demonstration of tides?

• The moon

• The sun

• The ocean

• The Earth

How are spring tides visually represented in the demonstration?

• As a circle

• As a 90-degree angle

• As a triangle

• As a straight line

What is the mnemonic to remember the difference between spring and neap tides?

• Spring is 90, neap is straight

• Neap is straight, spring is 90

• Neap is 90, spring is straight

• Spring is circular, neap is triangular