Chapter Nine Motion and Energy
Chapter 10 Forces
Chapter 11 Forces in Fluids
Chapter 12 The Earth, Moon and Sun
Chapter 14 The Solar System
100
An object is in _____ if its distance from another object is changing.
What is motion?
100
The ______ is the combination of all forces acting on an object.
What is net force?
100
Force / Area
What is pressure
100
The two days where the sun is farthest north and south of the equator
What is a solstice?
100
This equals Earth's average distance from the sun (about 150 million kilometers, also denoted as "AU")
What is an astronomical unit?
200
A quantity that consists of both a magnitude and a direction.
What is a vector?
200
The SI unit for the magnitude, or strength, of a force is ____
What is a newton?
200
The SI unit of pressure
What is a pascal
200
During this event, day and night are each about twelve hours long everywhere on Earth.
What is an equinox?
200
The sun produces energy through this.
What is nuclear fusion?
300
Distance / Time is the equation to calculate _______
What is speed?
300
The strength of the force of friction depends on ______ and _______
What is the types of surfaces involved and how hard the surfaces push together?
300
A device used to measure atmospheric pressure
What is a barometer
300
Every object in the universe attracts each other.
What is Universal Law of Gravitation?
300
These planets are terrestrial planets.
What is Mercury, Venus, Earth and Mars
400
Final Velocity - Initial Velocity / Time is the equation to calculate _______
What is acceleration?
400
Mass x Acceleration due to gravity
What is the equation used to determine the weight of an object?
400
Mass / Volume
What is density
400
This occurs when the moon passes directly between Earth and the sun, blocking sunlight from Earth.
What is a solar eclipse?
400
A doughnut-shaped region that extends beyond Neptune's orbit to about 100 times Earth's distance from the sun.
What is the Kuiper belt?
500
This states that when one form of energy is transformed to another, no energy is destroyed in the process.
What is the law of conversation of energy?
500
Rise / Run
What is slope
500
An upward force that acts on a submerged object
What is buoyant force
500
This occurs when Earth blocks sunlight from reach the moon and only occurs when there is a full moon.
What is a lunar eclipse?
500
This comes from comets or asteroids.
What is a meteoroid?
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