Newton's Laws of Motion
More Laws of Motion
Blasts from the Past
Motion
Graphs
100
A rocket lifted off the ground and into space can be explained by Newton's ________ Law of Motion.
3rd
100
What is the formula associated with Newton's 2nd Law of Motion?
F=ma
100
Who is considered the father of modern science?
Galileo
100
Which of the following statements is true?
a. When an object is traveling at a constant speed and direction, it is accelerating.
b. If an unbalanced force is applied to two objects, the object with greater mass will accelerate more.
c. Acceleration takes place when an unbalanced force acts on an object.
C - Acceleration takes place when an unbalanced force acts on an object.
100
Which graph shows the motion of a person who sat on a park bench for a while and then walked to Starbucks to get a tall mocha frappuccino?
Graph D
200
You are riding a bike when suddenly you hit a large rock. The bike stops moving but you fly over the handlebars. This is an example of Newton's _______ Law of Motion.
1st
200
One way to increase acceleration is by ___________ mass.
decreasing
200
What type of data uses numbers to describe what is observed?
quantitative data
200
Ms. Yocke drives her car 55 miles/hour west.
The statement above best describes Ms. Yocke's _________. (Hint: What term means speed + direction?)
velocity (speed + direction)
200
Which graph shows a car that is traveling at a constant speed the whole time?
Graph B
300
What is the reaction force when you place a cup on a table?
the force of the table on the cup
300
According to Newton’s third law of motion, when a hammer strikes and exerts force on a nail, the nail exerts an ____________ force back on the hammer.
equal
300
How many variables are tested in a scientific experiment?
one-the independent variable
300
Name three ways an car can scientifically accelerate.
1. Speed up
2. Slow down
3. Change directions
300
Explain the motion of graph A.
The object is traveling at a constant speed then stops moving
400
How long will an object remain at rest, according to Newton's First Law of Motion?
until an unbalanced force acts on it
400
An an ice skater pushes harder with his leg muscles, he begins to move faster. This is an example of Newton's _______ Law of Motion.
2nd
400
What type of data uses words to describe what is observed?
qualitative data
400
The school bus slows down to a complete stop at the red light.
This statement best describes the ________ of the bus.
a. speed
b. velocity
c. acceleration
d. action force
C - Acceleration (slows down)
400
What kind of motion is represented at line C on the graph?
Negative Acceleration
500
For every ______________, there is an equal and opposite ________________.
action; reaction
500
Which object has more inertia?
a. bowling ball
b. beach ball
c. golf ball
d. ping pong ball
A - Bowling Ball
(more mass = more inertia)
500
Explain the difference between a trial and a level.
A trial is a exact repeat of a procedure to ensure accurate results.
A level is a variation of the independent variable to determine the relationship of the quantity's effect.
500
You are sitting in a car that isn't moving; suddenly, the car quickly accelerates. Your body seems to be pushed back against the seat. Which law best explains why your body seemed to be pushed backward against the seat?
inertia
500
Describe the motion of the object at point C on the Speed-Time graph above.
constant speed