Earth In Space And Gravity Question Preview (ID: 36734)


Practice Of Concepts Regarding Earth's Motion In Space And Gravity. TEACHERS: click here for quick copy question ID numbers.

There are about twelve hours of daytime and twelve hours of night during the:
a) solstice
b) winter
c) equinox
d) summer

Mercury has a longer period of rotation than Earth because:
a) it's spinning faster
b) it's spinning slower
c) it's further from the sun
d) it's closer to the sun

The sun is always leaning toward the ___________________ in the Norther hemisphere.
a) west
b) east
c) south
d) north

The sun is sometimes directly overhead _________________________.
a) at the poles
b) at the equator
c) everywhere
d) in Missouri

You would weight less on Mars than on Earth because __________________________.
a) Mars has less mass than Earth
b) Mars has more mass than Earth
c) Mars is far away from Earth
d) Mars spins more slowly than Earth

The summer solstice is:
a) the end of summer
b) the middle of summer
c) the longest day of the year
d) the shortest day of summer

A planet's revolution is _________________________________________.
a) its path around the sun
b) one complete spin around its axis
c) the length of its day
d) when it revolts against the laws of the universe, resulting in mass chaos

Newton's Law of Universal Gravitation states that gravity depends on:
a) mass and force
b) force and friction
c) force and motion
d) mass and distance

Days are shorter in the winter because:
a) the sun is tired
b) the tilt of Earth's axis
c) Earth is always rotating
d) Hades kidnapped Persophone

______________________ makes planets round.
a) gravity
b) rotation
c) revolution
d) orbit

One spin of a planet around its axis:
a) revolution
b) rotation
c) orbit
d) gravity

A meteoroid is NOT round because ______________________.
a) it isn't spinning fast enough
b) it doesn't have enough mass
c) it isn't going around the sun
d) it's too massive to be contorted into a sphere by gravity

Mercury's period of revolution is shorter than Earth's because it is:
a) spinning faster than Earth
b) it is further from the sun than Earth
c) it is closer to the sun than Earth
d) it is spinning more slowly than Earth

When is the sun is directly overhead in Lebanon, MO?
a) the spring equinox
b) the summer solstice
c) every day at noon
d) never

Proportionately, if Earth were the size of a basketball, what size would the moon be?
a) golf ball
b) tennis ball
c) bowling ball
d) soft ball

You will weigh more on a planet with _____________________ mass than Earth.
a) equal
b) less
c) more
d) the same

A planet's period of revolution is:
a) the time during which it is revolting against the laws of the universe
b) the amount of time it takes to complete a single trip around the sun
c) the end of its revolution
d) the moment when its direction of revolution reverses

Why didn't the astronauts on the moon fall back to Earth?
a) the moon has more mass than Earth
b) astronauts tied themselves to the surface of the moon with stakes and rope
c) the astronauts were very close to the moon and very far from Earth
d) the moon is spinning much faster than Earth, creating more gravity

Why does the sun rise in the East and set in the West?
a) It is revolving around the Earth in a Westward direction.
b) The Earth is rotating toward the East
c) The Earth revolves toward the East
d) The moon sets in the East, allowing the sun's solar radiation to reach Earth

Black holes have an enormous amount of _______________________.
a) weight
b) volume
c) mass
d) potatoes

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