Velocity Time Graphs
They help us predict and explain what has happened in an experiment.
What are scientific models?
If an object that is falling to the ground has a mass of 10 kg. How much force does it experience. F = mg
What is 98 N?
To have a good claim you must include what?
speed is a __________ while velocity is a ______________.
What is a scalar, vector?
Air resistance has a greater effect on objects with __________ surface area.
What is larger?
What determines how much GPE an object has?
The line is touching the x axis.
Three cars are going at a constant speed 20 m/s, 30 m/s, and 40 m/s. What is their acceleration?
What is zero for all three. They are accelerating at the same rate.
In order to get credit for evidence how many pieces of evidence should you discuss?
What is 3 pieces of evidence?
3 m/s to the left
What is velocity?
The space station is drifting at constant speed. The engine is turned on and then it is turned off again after 2 mins. What will happen to the speed.
What is the space station will travel at constant speed.
As Potential Energy goes down _______ goes up.
What is Kinetic Energy?
The line is above the x axis and is a straight line.
What is the object is going at constant speed?
If KE = 1/2 mv2 how would you increase KE the fastest?
What is increase the velocity?
What should your reasoning include?
What is scientific principles, vocabulary, or laws?
What is 2 m/s?
What is speed?
a net force of zero will cause an object to be ___________
The energy tranfer that occurs when an object slows down to friction.
What is kinetic energy being transferred to thermal energy?
The line is increasing and has a positive slope.
What is the object is speeding up?
What is 6.25 J?
To get full credit how many sentences should you have and in what perspective?
What is 9.8 m/s2
What is acceleration?
A soccer ball has a mass of 5 kg. If it is kicked with 10 N, calculate its acceleration. F = m x a
What is 50 m/s2?
When friction is present, as kinetic energy goes down, what goes up?
What is thermal energy?