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science test voc.
Question | Answer |
---|---|
axis | the imaginary line that runs through the center of Earth from the North Pole to the South Pole |
phenomenon | an event or something that happens in the natrual world ar universe |
synonyms for phenomenon | event, incedent, Earthquakes, valcanic eruptions |
plausible | consistent with evidence, makes sceance in terms of observations |
rotate | to turn or spin on an axis |
rotate part of speach | verb |
rotation | the act of spinning or rotating on an axis |
rotation part of speach | noun |
synonyms for plausible | credible, belevible |
time zone | regions that share the same standard time |
examples for time zone | eastern time(3pm), central time(2pm), mountain time(1pm), pacific time(12pm) |
What changes happen in the sky every 24 hours? | We have an average of 12 hours of daylight and 12 hours of darkness. The Sun appears to be moving across the sky from the east to the West |
what causes the change in the sky every 24 hours? | Earth's rotation, counterclockwise on it's axis |
What is a year? | 4 seasons, 365 days, 52 weaks, 1 time the Earth has rotatedall the way around the Sun |
What changes take place in the visible shape of the Moon each day to day? How long do the changes take? What causes these changes? | the moon is different shapes, more of it shows each day until the moon is full, then it starts this cycle over again. These changes take 24 hours. This is because of the Earths rotation on its axis |
what causes the day-night cycle? | the day-night cycle is caused by Earth's rotation. So the U.S. would be dark for 12 hours and light for 12 hours. Earth is also on an axis ,while rotating , the Earth is also rotaating around the sun, this is what causes seasons, days, and nights. |
what causes day and night? | On Earth, day and night are caused by the rotation of the Earth. It is day when the U.S. is closerto the sun. It is night when the U.S. is farther from the Sun. |
How long does it toke for Earth to spin completely around on its access? | Earth takes one day(24 hours) to spin completely around on its axis |
how does the Sun's position change from early morning to late afternoon | The Sun's position changes fromeast to west in late afternoon. the reason for thease changes are Earth's rotation around it's axis . As We rotate in one direction ,the sun appears to move across the sky in the opposite direction. |
How many main time zones does the Earth have? | 24 |
what causes the changes the direction of the shadows? | The changesIn the length of the shadows are caused by changes in the position of the Sun, as it moves across the sky from morning to late afternoon. The shadow is opposite of the sun's position. |
what are the changes in the shadows caused by? | The changes in the length of the shadow is caused by how high the Sun is in the sky. The higher the Sun, the shorter the shadow Early morning and late afternoon , the sun is lower in the sky and closer to the horizin, so the shadows are longer. |