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WorksheetsChapter 12 Science Review
Total questions: 10
Worksheet time: 5mins
When is summer solstice in the northern hemisphere?
When the sun is farthest north of the equator.
When the sun is farthest south of the equator.
When the sun is directly overhead at the equator.
When the earth completes a revolution around the sun.
Why does Earth have seasons?
Because of Earth's rotation.
Because of the tilt of Earth's axis.
Because of Earth's revolution around the sun.
None of the above
What unit is used to measure the force of gravity?
Joules
Pounds
Newtons
Planck-force
What scientific law says that all objects are attracted to each other?
Newton's First Law of Motiom
Law of Inertia
Universal Law of Gravitation
Law of Conservation of Mass
What forces keep the Earth and the Moon in orbit?
Inertia and Magnetic Force
Inertia and Gravity
Magnetic Force and Nuclear Force
Thrust and Tension
What two factors affect the gravity of an object?
Mass and Inertia
Mass and Direction
Mass and Distance
None of the Above
What is an umbra?
The darkest part of the moon's shadow.
The first phase of the moon.
The last phase of the moon.
The position of the moon, sun and Earth.
What is a lunar eclipse?
When a moon blocks the view of the sun.
When the Earth is directly between the moon and the sun.
When the sun is directly above the equator.
None of the Above
What is equinox?
When the sun is north of the equator.
When the sun is south of the equator.
When the noon sun is directly overhead at the equator.
When am object gets between the sun and a third object.
What is a meteoroid?
Chunks of rock or dust from space.
A small rocky body orbiting the sun.
A small body of matter from space that enters Earth's atmosphere.
None of the Above
