Newton #1
Newton's 1st Law
What is the the Law of Inertia?
Newton's Second Law
Law of Force
Newton's Third Law
Law of Action and Reaction
Imagine that you push a boulder up a hill. If you wanted to describe the amount of work you performed, you would describe it in:
Joule
What is the density of an object?
How “compact” an object is, taking into account the volume and mass of an object.
What is a push or pull considered to be?
A type of force
What is the equation for force?
F=ma
True or False: Interactions always occur in pairs
True
If you move a book from a low shelf to a high shelf, the book has increased what type of energy?
Gravitational Potential Energy
Where is pressure greater in fluids, at the top or bottom of the fluid?
bottom
Which scientist proved the weight of an object does not affect how fast the object falls?
Galileo
An object has a mass of 30 kg on Earth. Would its MASS be greater, less, or equal on the moon?
Equal
What is the reaction for this situation: Payton Roberts pushes a wall.
The wall pushes back.
True or False: A rabbit sitting still and holding a carrot is doing work
False
Given that density is d=m/v, what is the density of an object that has a mass of 5 grams and a volume of 1 mL?
5 g/mL
What two parts of data do you need to calculate speed?
distance and time
What is the acceleration of an object moving at constant velocity?
0
Why don’t equal and opposite forces cancel out?
They are acting on different objects.
The work-energy theorem states that if there is no change in _________, then no work is done.
energy
What force causes a boulder to be more easily lifted in water than on land?
Buoyant force
If a cheetah is running 100 miles in 2 seconds, what is its speed?
50 miles/sec
If an object has an acceleration of 10 m/s^2 and a mass of 30 kilograms, what is its force?
300
How do small and large objects exert the same force?
Mass and acceleration differences cancel each other out
In terms of efficiency, some energy is always converted into what type of energy?
Kinetic
An ideal gas occupying a 2.0 L flask at 760 torr is allowed to expand to a volume of 6.0 L. Remember Boyle’s Law is P₁V₁=P₂V₂.
253 torr