Opening Chapter
A graduated cylinder is used to measure what?
Liquids
Also known as the starting point when you choose to describe an objects position.
Reference Point
Speed and Direction are the 2 things needed to find what?
Velocity
The acceleration of an object measures its change in what?
Velocity
What is the average speed of an object that travels 35m in 6s?
5.8m/s
What is a constant in a scientific investigation?
A factor that does not change or remains the same.
The difference between the initial point and the ending point.
Displacement
The equation for finding average speed.
v = d/t
The equation for finding the average acceleration
a = Vf - Vi/t
Write 0.0000023 in Scientific Notation
2.3 x 10-6
Using prior knowledge and information given to draw a conclusion.
Critical Thinking
Position refers to the objects _______ & ________ from the reference point.
Distance & Direction
What does a distance-time graph tell you?
Distance & Time
The three ways an object can accelerate
Increasing Speed, Decreasing Speed, & Changing Direction
Write 6.45 x 104 in Standard Notation.
64,500
The part of the controlled experiment that is used to study how a change in the independent variable changes the dependent variable.
Experimental Group
The process of changing position.
Motion
The rate of change of a position in which the same distance is traveled each second
Constant Speed
On a speed-time graph if the line slants upwards towards the right side of the graph the object is what?
Increasing Speed
What is the average acceleration of an object if the initial speed was 15m/s, the final speed was 22m/s, and it occurred in 3s?
2.33m/s2
List the 6 steps of Scientific Inquiry
Ask, Hypothesize, Test, Analyze, Conclusion, Communicate
On a distance-time graph, a horizontal line represents what?
That no motion is occurring
Speed at a specific point in time.
Instantaneous Speed
On a speed-time graph if the line slants downwards towards the right side of the graph the object is what?
Decreasing Speed
What is the Percent Error if the Estimated Value is 12 and the Actual Value is 14?
14%