Download Study Guide For Final File

Study Guide for Physics 1st Final-Semester 1; Chapters 1-3
Directions: It is YOUR infinite RESPONSIBILITY to complete this study guide. You will be given
only one copy! Show all of your work. Staple notebook paper, with your answers numbered, to
this copy to turn in on specified due date.
Name______________
Date_______________
Per._______________
Chapter 1-Describing the Physical Universe (pp. 3-26)
1. Define system and give an example of one. (p.6)
2. Define macroscopic as it relates to systems studied in Physics. (p.6)
3. A variable is a factor that affects the behavior of the system. Please define and give an
example of the following: a) independent variable and b) dependent variable. (p.8)
4. Please describe how matter and mass are not the same terms. (p.5)
5. The process used to conduct an experiment is called the scientific method. List and
describe the seven steps of the scientific method (a-g) and provide an example by
applying the seven steps to an experiment we have done in class this semester. (p.8)
6. Summarize how to make a graph by listing the steps you would follow to create an
accurate graph. (p. 16)
7. Please explain the proper placement of the independent and dependent variable on a
graph. (p.16)
8. The common unit of time most used by physicists and other scientists is the_________.
(p.8)
9. The metric system is based on the power of this number_______. (p. 12)
10. The following metric prefixes represent what numbers:
a) Kilo-, b) hecto-, c) deka-, 1, d) deci-, e) centi-, & f) milli- ? (p.12)
11. Identify the dependent and independent variables based on the following:
Maria rides her new bike while her brother records her position (m) and time (sec).
Which is the dependent variable and which is the dependent variable? (p. 16)
12. Please define speeda) What is the formula for determining speed?
b) What are the correct units for speed?
Ex: A 1 m/sec bicycle travels one ______ per every________. (p. 17)
13. Please define average speeda) What is the formula?
b) What are the correct units for average speed?(p.18)
Ex: If you drive 200kilometers in 2 hours, what is the average speed?
-2Chapter 1 Continued; Describing the Physical Universe (pp. 3-26)
14) You wish to make a graph of the height of the moon above the horizon, every 15 minutes,
between 9p.m. and 3 a.m. during one night:
a) What is the independent variable?
b) What is the dependent variable?
c) On which axis should each variable go? (p.16)
Chapter 2; Laws of Motion (pp.27-56)
1. Please define Inertia(p.29)
Ex:
2. Please explain the relationship between mass and inertia. (p.29)
3. State Newton’s First Law:
(p.29)
4. Please define forcea) What are the metric units of force? (p.28)
5) True or False? There can be no change in motion about without the presence of force.
(p.28)
Chapter 2; Laws of Motion Continued
6) What is net force and how is it determined?
a) If forces are in the same direction, then the net force is the _____ of the two.
b) If the forces are in opposite directions, then the net force______ each other out. (p.31)
7) Define accelerationa) What is the formula for acceleration?
b) What are the correct units for acceleration? (p.32)
-38) a sailboat moves as 2 meters per second. A strong wind increases its speed to 4 meters per
second in three seconds. Calculate the acceleration of the sailboat. (p.34)
9) A car accelerates from 0 to 20 meters per second in 10 seconds. Calculate the acceleration.
(p.34)
10) Please state Newton’s Second Law:
(p.35)
a) What is the formula relative to Newton’s second Law?
b) What are the proper units for the above formula?
11) A car has a mass of 2,000kgs. If a net force of 4,000Newtons is exerted on the car, what is
its acceleration?
(p.36)
12) The Newton is defined by the relationship between force, mass, and acceleration. A net
force of one newton will always accelerate a 1-kg mass at one meter per__________ no matter
where you are at in the universe. (p.36)
13) An 8,000 kilogram helicopter’s speed increases from 0 meters/sec to 25 meters/sec in 5 sec.
calculate its acceleration and the net force acting on it. (p.38)
14) Please define deceleration15) Use a graphic organizer, like a T-chart to compare/contrast velocity versus speed. (p.40)
Chapter 2; Laws of Motion; Continued (pp. 27-56)
16) Please define free falla) What is the formula relative to free fall?
b) What are the proper units?
(p.39)
17) Acceleration due to gravity on Earth =_____________ (p.39)
18) Please disclose the formula for free fall distance and its proper units. (p.42)
-419) Draw the position vs. time graph and the speed vs. time graph of an object moving at a
constant of 4 meters/sec.
(p.46)
20) How can you use a speed vs. time graph to find the acceleration of an object?
Chapter 3; Conservation Laws; (pp. 57-83)
1) State Newton’s 3rd Law and provides one example of this law. (p.58)
2) Forces always come in pairs called actions and reactions. Based on this knowledge,
please determine the following: A man with a weight of 500N is sitting on a chair.
Describe an action-reaction pair of forces. (p. 58)
3) Give 3 examples of Newton’s 3rd law in everyday life. List the action-reaction forces in
each example:
Action
Reaction
A)
A)
B)
B)
C)
C)
(p. 80)
4) Please define momentuma) Provide the formula for momentum:
b) What are the correct units for momentum?
(p. 61)
5) What is the momentum of a 4-kg ball traveling at 8 meters/sec? (p.81)
6) Please define impulsea) Provide the formula for impulse:
b) What are the correct units for impulse? (p.63)
-5Please define energyProvide three examples of different types of energy: a,
b,
& c.
(p.65)
7) What are the units of energy and what do they mean?
Please define Joule-
(p.65)
Chapter 3 Continued Conservation Laws; (pp. 57-83)
8) Please explain what it means to say energy is conserved. (p.72)
9) What is work in physics and what is the relationship between work and energy? (p. 72)
10) Please define worka) What is the formula for work?
b) What are the correct units for work?
(p.66)
11) How much work is done to move a 15,000-N car 30 meters? (p.82)
12) Please define potential energya) What is the formula for potential energy?
b) What are the correct units for potential energy?
(p.67)
13) Which has more potential energy, a 5 kg rock lifted 2 meters off the ground on Earth, or
the same rock lifted 2 meters on the moon? Why? (p.82)
14) Please define kinetic energya) What is the formula for kinetic energy?
b) What are the correct units for kinetic energy?
(p. 68)
15) Wilbur is riding his skateboard. If Wilbur has a mass of 35 kg, what is his kinetic energy if
he travels 5 meters/sec?
(p.87)
-6-
Chapter 4-Machines, Work, & Energy; (pp.85-108)
1) Please define work as it relates to Physicsa) What is the formula for work?
b) What are the correct units for work?
(p.86)
2) Calculate the amount of work you can do in each situation below:
a) You lift a baby with a mass of 5 kg up 1 meter out of her crib.
b) You lift a box weighing 30 Newtons to a height of 3 meters. (p.108)
b