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Newton's Laws
Forces
Forces
Potpourri
100
Give an example of a physical property.
What is ...
100
WHat formula sums up Newton's 2nd Law?
What is F=m*a
100
You can use mass and acceleration to calculate what?
What is force; Newton's Second Law.
100
What is the SI unit for force
What is a Newton (N).
100
What is the SI unit for mass?
What is gram.
200
Give an example of a chemical property.
What is ...
200
I an object has a mass of 10 grams and falls at the rate of acceleration of gravity of 9.8, what is the force?
What is 98N
200
In free fall, what is the only force actong on an object?
What is gravity.
200
A push or a pull.
What is a force.
200
What is the amount of matter an object contains called?
What is mass.
300
How many valence electrons does carbon have.
What is 4
300
Compare the acceleration of a 2g object to a 4g object.
What is the 2g object will accelerate 2 times faster.
300
Wet pavement is more slippery than dry pavement, because what force is so low.
What is fluid friction.
300
What force causes objects to move in a circle?
What is centripetal force.
300
Momentum is not lost in the absence of what force?
What is friction?
400
What does a molecule have to have to be organic?
What is carbon?
400
If 2Nof force is to the right, and 4N of force is to the left, what way will the object move?
What is left.
400
What force depends on the type of surface and how hard the surfaces push together.
What is friction.
400
According to Newton, when a hammer hits a nail, the hammer strikes and exerts a force on a nail. The nail also does what to the hammer?
What is exerts a force equal back on the hammer.
400
What is the SI unit for acceleration?
What is m/s2 (meter per second squared).
500
What is the inside of an atom called, and what is found there?
What is the nucleus, and it contains protons and neutrons.
500
If a 2N force is to the left and a 2N force is to the right in what direction will the object move?
What is nowhere, it doues not move.
500
A person in a car keeps moving forward when the car suddenly stops due to what?
What is inertia
500
If thrust is greater than earth's gravity, what will a rocket do?
What is lift off.
500
Name three types of friction.
What is static, sliding, rolling, and fluid.