A book is resting on a table with gravity pulling it down with a force of 10 N, and the table pushing up with a force of 10 N. What is the net force acting on the book?
0 N
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monster
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shark
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gift
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What is the difference between speed and velocity?
Speed is how fast/slow an object is moving. Velocity is the speed and the direction the object is going.
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15
Name the INNER planets
Mercury, Venus, Earth and Mars
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boom
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fairy
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thief
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What is the difference between potential energy and kinetic energy?
Potential energy is stored energy, while kinetic energy is energy in motion
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15
Name the OUTER planets
Jupiter, Saturn, Uranus, and Neptune
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15
According to Newtonâs Third Law, what happens when you push on a wall?
The wall is pushing back you with an equal amount of force
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15
If two people are pushing a box in opposite directions with forces of 50 N to the right and 30 N to the left?
Is this balanced or unbalance?
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15
What is a Meteroid?
a rock or metallic fragment of an asteroid that travels through space.
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How are tides on Earth affected by the Moon?
The Moons gravitational pull causes tides on Earth
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What is a meteor?
A streak of light is seen when meteoroid enter Earth's atmosphere.
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what two things causes seasons
Earth's revolution and it's tilt
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seesaw
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rocket
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gift
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lifesaver
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monster
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shark
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A car travels 120 kilometers in 2 hours. What is the car's average speed?