The Sidereal day is 1. different than the Solar day due to the fact that the Earth has a nearly circular orbit.
2. different than the Solar day due to the fact that the Earth is tilted on its axis.
3. different than the Solar day due to the fact that the stars’ light takes many years–sometimes billions of years–to reach Earth.
4. different than the Solar day due to the fact that the Earth revolves around the Sun.

An earthquake’s epicenter can be determined from arrival time data recorded on a(

Look at the data above. provide an explanation for europe’s projected population decrease by the year 2050. (i'm doing this for future kids) the answer is : the percentage of people over the age of 65 and under the age of 15 in europe is currently the same at 16% each. therefore, the majority of the population is between the ages of 16 and 64. in forty years from now, in 2050, a greater percentage of the population will be over the age of 65. europe also has a relatively long life expectancy of 75 years. this, combined with a low birth rate means that by 2050 europe’s population will actually be less than it is today.

Which of the following are good safety measures during a thunder storm. a.) crouch with just the balls of your feet in contact with the ground. b.) rely on rubber-soled shoes to protect you. c.) stand under a tree. d.) go inside a closed building. e.) talk on a phone with a cord.