Untitled Deck Flashcards

1
Q

What is a neap tide?

A

A neap tide is a tide with the least difference between high and low tides.

It happens during the first and last quarters of the moon.

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2
Q

What is an orbital period?

A

The orbital period is the time it takes for an object to complete one full orbit around another object.

For example, Earth’s orbital period around the sun is one year.

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3
Q

What are lunar phases?

A

Lunar phases are the different shapes the moon seems to have as it orbits the Earth.

1 full cycle takes 29.5 days.

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4
Q

What is a lunar eclipse?

A

A lunar eclipse occurs when the Earth moves between the sun and the moon, casting a shadow on the moon.

Can only happen during certain full moons.

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5
Q

What is orbital velocity?

A

Orbital velocity is the speed at which an object moves around another object in space. It helps to keep objects in their orbits.

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6
Q

What role does gravity play in the Earth-Moon-Sun system?

A

Gravity keeps objects, like the Earth, moon, and sun, in their orbits around each other by pulling them together.

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7
Q

How does uneven heating of the Earth affect seasons?

A

Uneven heating due to the Earth’s tilt creates temperature variations, causing different seasons as different parts of the Earth receive varying amounts of sunlight throughout the year.

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8
Q

What is the difference between rotation and revolution?

A

Rotation causes day and night as the Earth spins on its axis, while revolution causes the Earth to orbit the sun, creating our year.

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9
Q

What is gravity?

A

Gravity is the force that pulls things towards each other. On Earth, it keeps us on the ground and makes things fall when we drop them.

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10
Q

How do mass and distance impact gravitational pull?

A

Gravitational pull increases with mass and decreases with distance.

Objects with more mass have stronger gravitational pulls, while increasing distance weakens gravitational attraction.

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11
Q

How do you identify the type of eclipse?

A

A solar eclipse occurs when the moon passes between the Earth and the sun, blocking sunlight. A lunar eclipse happens when the Earth comes between the sun and the moon, casting a shadow on the moon.

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12
Q

How does the tilt of the Earth impact seasons?

A

The Earth’s tilt causes different parts of the Earth to receive varying amounts of sunlight throughout the year, leading to seasons.

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13
Q

What is waxing?

A

Waxing is when the illuminated part of the moon appears to be getting bigger.

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14
Q

What is rotation?

A

Rotation is when an object spins around an imaginary line called an axis.

For instance, the Earth rotates, making day and night.

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15
Q

How do you determine the phase of the moon?

A

The phase of the moon depends on its position relative to the Earth and the sun.

For example, a new moon occurs when the moon is between the Earth and the sun.

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16
Q

Why do objects appear to move in the sky?

A

Objects appear to move because the Earth rotates on its axis, making the sun, moon, and stars seem to rise and set.

17
Q

What is an orbit?

A

An orbit is the path an object, like a planet or a moon, takes around another object in space, such as the Earth around the sun.

18
Q

What is a spring tide?

A

A spring tide is a tide with the greatest difference between high and low tides.

It happens during the full and new moons.

19
Q

What is a solar eclipse?

A

A solar eclipse occurs when the moon moves between the sun and the Earth, blocking the sun’s light temporarily.

Can only happen during certain new moons.

20
Q

How can you identify the season a location will experience?

A

Depending on its position relative to the sun, a location will experience different seasons.

For instance, if a location is tilted toward the sun, it will likely experience summer.

21
Q

What are seasons?

A

Seasons are different times of the year characterized by distinct weather patterns, caused by the tilt of the Earth as it orbits the sun.

22
Q

What is the relationship between lunar phases and eclipses?

A

Eclipses happen during specific lunar phases; solar eclipses occur during a new moon, while lunar eclipses occur during a full moon.

23
Q

What is the relationship between lunar phases and tides?

A

Tides are influenced by the positions of the sun, moon, and Earth.

When the sun and moon are aligned (during full and new moons), their combined gravity causes higher high tides (spring tides) and lower low tides. When they are at right angles (during quarter moons), we get neap tides.

24
Q

What is the tilt of the Earth?

A

The tilt of the Earth is the angle at which the Earth is tilted on its axis. This tilt causes the change in seasons as different parts of the Earth receive varying amounts of sunlight throughout the year.

25
Q

What are tides?

A

Tides are the rising and falling of Earth’s oceans caused by the gravitational pull of the moon and the sun.

26
Q

What is waning?

A

Waning is when the illuminated part of the moon appears to be getting smaller.

27
Q

What is revolution?

A

Revolution is when an object moves around another object in space.

For instance, the Earth revolves around the sun.