Tides
If tides alternate from high to low and there are two of each type of tide a day, about how many hours will generally be between each different tide?
What is about 6 hours
What causes day and night to occur on Earth
Takes two small nuclei and combines them into a larger nucleus
What is fusion
The seasons are due to:
What is the tilt of the earths axis
Planets orbit the Sun in a shape called a(n)
What is an ellipse
What is the main cause the tides?
What is gravity
The path of a planet around the sun is called it’s
What is orbit
What is the original source of the most of the energy that people use?
What is radation from the sun
The longest day of the year is which day?
What is summer solstice
A planet moves fastest during its orbit around the Sun at the when
What is when it is closest to the sun.
Tides are caused by the interaction between?
What is the sun, moon and earth
The Earth's axis will change it's direction due to
What is precession
Heat transfers from an area of ________ temperature to an area of _______ temperature.
What is high to low
The shortest day of the year is which day?
What is winter solstice
"The shape of a planet's orbit is an ellipse, with the sun at one focus" is...
What is Kepler's 1st law
What type of tide occurs when the sun moon and earth are in a straight line?
What is Spring Tide
The movement of one object around another is
What is revolution
Which is an effect of lower levels of solar radiation striking Earth?
What is decreased rate of photosynthesis
The days of the year where Earth experiences equal amounts of sunlight and darkness.
What is equinoxes
Which law says that a line running from the sun to the planet sweeps out equal areas of the ellipse in equal times. This means that the planet speeds up as it approaches the sun and slows down as it departs from it.
What is Kepler's 2nd Law
What type of tides occurs when the moon is at a 90 degree angle to the earth and sun?
What is a Neap Tide
The Earth's axis moves back and forth in an 18 year cycle. This has an effect on seasons. What is this back and forth motion called
What is nutation
Explain how liquids and solids heat up differently by the Sun?
What is liquids and solids absorb and store heat differently.
India is in the Northern Hemisphere and Australia is in the Southern Hemisphere. In June, it is summer in India and winter in Australia. What is the main reason the seasons are opposite in the two countries?
What is because the Earth is titled on its axis
Kepler's 3rd law simply states what?