Stars
A __________ is an exploding ball of gas held together by gravity.
star
Which objects are small, irregular shaped rocks that are visible in our sky?
A. Comets
B. Meteors
C. Asteroids
C. Asteroids
What causes the phases of the moon?
The Moon orbiting around the Earth one full time.
List the four seasons IN ORDER.
Spring, Summer, Fall, Winter.
Which best describes Earth's Landscape?
A. The remains of a dead plant or animal that is fossilized.
B. The constant changing of Earth's surface.
C. All the visible features of the Earth's surface now or in the past.
D. The location that we live in.
C. All the visible features of the Earth's surface now or in the past.
How far light can travel in 1 year is measured as a _____________________.
Light year
___________ are frozen balls of dust, rock, and ice that appear as a streak in the sky and orbit the sun.
A. Meteors
B. Asteroids
C. Comets
C. Comets
True or False: The moon produces its own light.
False - The Sun's light is reflected off of the moon to make it appear as if its glowing.
How long does it take Earth to make one full revolution around the sun?
1 year of 365 days
We can learn about Earth's landscapes from the past by studying which TWO things?
Fossils and Rock Layers
What are 2 things that the Sun produces?
heat and light
What objects are also known as "Shooting Stars" that burn up as they enter the atmosphere?
Meteors
__________ moons have an INCREASE in light reflecting off of the moon from the sun.
__________ moons have a DECREASE in light reflecting off of the moon from the sun.
Waxing, Waning
Earth's ________ is tilted at a degree of 23.5 and is the imaginary line which Earth rotates around.
Axis
Scientists believe that Sharktooth Hill in California used to be a(n) __________ because marine animal fossils were found there.
ocean
Explain how distance affects how stars appear to us in the sky.
Stars closer to us on Earth appear larger and brighter. Stars farther away from us on Earth appear smaller and dimmer.
What are the 3 types of galaxies in our Universe?
Irregular, Spiral, Elliptical
How many phases of the moon are there?
8 moon phases
What TWO things causes Seasons?
The tilt of Earth's Axis and Earth's REVOLUTION around the Sun.
The _______ rock layers are at the bottom, and the _________ rock layers are at the top.
oldest, newest
Compared to other stars in the sky, our sun looks...
A. smaller and brighter
B. larger and brighter
C. smaller and dimmer
D. the same
B. larger and brighter
Galaxies are huge groups of _______, ________, and _________ bound together by gravity.
stars, gas, and dust
Which phase comes AFTER the New Moon Phase?
Waxing Crescent - light is increasing and shows a sliver of light on the right side of the moon.
When the Northern Hemisphere of the Earth is facing towards the sun what season is it experiencing?
Summer
How do fossils help us understand the past?
They can help us determine what types of animals existed long ago, and how old rock layers are. They can also help us understand Earth's landscapes from the past.