Which of the diagrams below correctly represents the position of Earth during winter in the United States? Explain how you decided which answer is correct.
Question 15
15.
Your friend went outside and sat in the shade of a tree for two hours. While she was there, the shade from the tree got smaller and smaller. Was it morning or afternoon and why did the shade get smaller at that time of day?
Cuál de los siguientes es de un día en la Tierra?
El tiempo que tarda
Which of the following is one day on Earth?
The time it takes for
la Tierra en orbitar Sol
Sol a la órbita terrestre.
Tierra para girar completamente alrededor de su eje.
Sol para girar completamente alrededor de su eje.
Un planeta tiene un día más corto que la Tierra. ¿Cuál de los siguientes es más probable que explicar por qué?
A planet has a shorter day than Earth does. Which of the following is most likely to explain why?
Es más cerca de la dom
No tiene ninguna luna.
Se tarda menos tiempo para hacer una revolución completa alrededor del Sol
Se tarda menos tiempo para hacer una rotación completa alrededor de su eje.
Acerca de cuánto tiempo un ciclo de fases de la Luna por última vez?
About how long does one cycle of the Moon’s phases last?
un año
al mes
dos semanas
del día
Hay una luna llena el 9 de octubre y noviembre 6. ¿En qué fase está la luna en el 23 de octubre?
There is a full moon on October 9 and November 6. What phase is the Moon in on October 23? You can use the Calendar below.
nuevo
media luna
trimestre
completo
Which diagram(s) below best represent(s) the position of the Moon during a quarter Moon? Note that S represents the Sun, E is Earth, and M is the Moon.
A
B
C
D
Which diagram(s) above show(s) the Moon during the most extreme tides? Note that S represents the Sun, E is Earth, and M is the Moon.
A
B
C
D
What percentage of the Moon is lit by the Sun? Explain your answer.
always 50%
always 100%
varies from 0 to 50%
varies from 0 to 100 %
The phases of the Moon are caused by which of the following?
earth’s orbit (revolution) around the Sun
earth’s rotation around its axis
the Moon’s orbit (revolution) around Earth
earth’s shadow falling on the Moon
Which of the following results from the tilt of Earth?
more daylight in summer than in winter
a bulge at the equator
a longer year every fourth year
the phases of the Moon
Changing seasons are caused by which of the following?
changes in the Sun’s energy
solar wind patterns
the tilt of Earth’s axis
the distance from Earth to the Sun
If Earth’s axis were tilted 50°, which of the following would result?
a longer day–night cycle
more extreme seasons
a longer year
A and B, but not C
If Earth revolved more slowly in its orbit around the Sun, which of the following would be likely to result?
