Force And Motion
Newton's Laws
Simple Machines
Energy
Genes and DNA
100
an objects change in position relative to a reference point
What is Motion
100
An object at rest stays at _____ unless an unbalanced force acts upon it.
What is rest
100
The number of Simple Machines
What is 6
100
The capacity to work
What is energy
100
A allele that shows is ______
What is dominant
200
The three things needed to describe motion
What is position, speed and direction of motion
200
Bumper cars are a fine example of which one of Newton's laws?
What is The 1st law
200
A device that helps do work by either overcoming a force or changing the direction of the applied force.
What is a machine
200
Particles move faster at a higher _____
What is temperature
200
The number of different nucleotides.
What is four
300
______ friction makes it hard to open a pickle jar.
What is Static
300
______ makes it harder to accelerate a car than to accelerate a bicycle
What is Inertia
300
If you use a force of 50N to push a 500N box up an incline plane, what is the MA of the plane.
What is 10
300
Energy and work are expressed in the unit of ____
What is Joules
300
Adenine is to ______ as Guanine is to _______
What is Thymine;Cytosine
400
A cheetah is chasing Nick. The cheetah traveled 1000m over 300s. What is the average speed?
What is 3 1/3 m/s
400
The force of gravity between Earth and a falling object
What is a force pair?
400
Pulling a nail out with a hammer is an example of a ___ class lever.
What is 1st class lever
400
At the top of a half-pipe, a skateboarders _____________ is at maximum.
What is potential energy
400
DNA stands for ...
What is DeoxyriboNucleic Acid
500
When a bowling ball hits bowling pins, momentum is...
What is neither gained nor lost
500
The acceleration of a 7 kg mass if a force of 68.6 N is used to move it toward Earth.
What is 9.8 m/s/s?
500
The mechanical efficiency of most compound machines is...
What is low
500
What is a disadvantage of wind as a resource.
What is it is only practical in a windy area
500
A cell contains __ chromosomes
What is 26
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