Egyptian American International School
The Science Department 2015-2016
MID YEAR EXAM STUDY GUIDE
Gr. 12 Physics
The Exam Duration 2 Hours
The Exam will include:
1. Multiple choice questions
2. Complete
3. Short answers
4. Problem solving
5. Bonus
The exam ill include the following topics
Chapter 1: The Science of Physics:
Section 1
What is physics
pg 4 - 9
Section 2
Measurements in experiments
pg 10 - 19
Vocab:
Accuracy
Model
Controlled experiment
Precision
Make sure you:
1. Identify activities and fields that involve the major areas within physics.
2. Describe the processes of the scientific method.
3. Describe the role of models and diagrams in physics.
4. List basic SI units and the quantities they describe.
5. Convert measurements into scientific notation.
6. Distinguish between accuracy and precision.
7. Use significant figures in measurements and calculations.
Go over : Table 1.3 , 1.4 , 1.5, 1.6
Significant figures
System
Chapter 2: Motion in One Dimension:
Section 1
Displacement and velocity
pg 40-47
Section 2
Acceleration
pg 48-59
Section 3
Falling objects
pg 60-65
Vocab:
Acceleration
Displacement
Instantaneous velocity
Average velocity
Frame of reference
Make sure you:
1. Describe motion in terms of frame of reference, displacement, time, and velocity.
2. Calculate the displacement of an object traveling at a known velocity for a specific time interval.
3. Interpret graphs of position versus time.
4. Describe motion in terms of changing velocity.
5. Compare graphical representations of accelerated and non-accelerated motions.
6. Apply kinematic equations to calculate distance, time, or velocity under conditions of constant acceleration.
7. Relate the motion of a freely falling body to motion with constant acceleration.
8. Calculate displacement, velocity, and time at various points in the motion of a freely falling object.
9. Compare the motions of different objects in free fall.
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Chapter 3: Two-dimensional motion and Vectors :
3.1
Introduction to vectors
pg 84-87
3.2
Vector operations
pg 88-97
3.3
Projectile motion
pg 89-105
3.4
Relative motion
pg 106-109
Vocab :
Components of a vector
Resultant
Vector
Projectile motion
Scalar
Make sure you:
1. Distinguish between a scalar and a vector.
2. Identify appropriate coordinate systems for solving problems with vectors.
3. Apply the Pythagorean Theorem and tangent function to calculate the magnitude and direction of a resultant
vector.
4. Resolve vectors into components using the sine and cosine functions.
5. Add vectors that are not perpendicular.
6. Recognize examples of projectile motion.
7. Describe the path of a projectile as a parabola.
8. Resolve vectors into their components and apply the kinematic equations to solve problems involving projectile
motion.
Chapter 4: Forces and the Laws of Motion :
4.1
Changes in motion
pg 124-128
4.2
Newton’s first Law
pg 130-135
4.3
Newton’s second and third Laws
pg 136-140
4.4
Everyday Forces
pg 141-145
Vocab:
Action-reaction pair
Force,
Normal force
Coefficient of friction
Force diagram
Static friction
Contact force
Inertia
Weight
Equilibrium
Kinetic friction
Field force
Net external force
Make sure you:
1. Describe how force affects the motion of an object.
2. Interpret and construct free-body diagrams
3. Explain the relationship between the motion of an object and the net external force acting on the object.
4. Determine the net external force on an object.
5. Calculate the force required to bring an object into equilibrium.
6. Describe an object’s acceleration in terms of its mass and the net force acting on it.
7. Predict the direction and magnitude of the acceleration caused by a known net force.
8. Identify action-reaction pairs.
9. Explain the difference between mass and weight.
10. Find the direction and magnitude of normal forces.
11. Describe air resistance as a form of friction.
12. Use coefficients of friction to calculate frictional force
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Chapter 6: Momentum and collisions:
6.1
Momentum and Impulse
pg 208-214
6.2
Conservation of momentum
pg 215-221
6.3
Elastic and inelastic collisions
pg 222-230
Vocab:
Elastic collision
Momentum
Impulse
Perfectly inelastic collision
Make sure you :
1. Compare the momentum of different moving objects.
2. Compare the momentum of the same object moving with different velocities.
3. Identify examples of change in the momentum of an object.
4. Describe changes in momentum in terms of force and time.
5. Describe the interaction between two objects in terms of the change in momentum of each object.
6. Compare the total momentum of two objects before and after they interact.
7. State the law of conservation of momentum.
8. Predict the final velocities of objects after collisions, given the initial velocities.
9. Identify different types of collisions.
10. Determine the changes in kinetic energy during perfectly inelastic collisions.
11. Compare conservation of momentum and conservation of kinetic energy in perfectly inelastic and elastic
collisions.
12. Find the final velocity of an object in perfectly inelastic and elastic collisions
Please make sure you study all section reviews, all problem practices in the textbook, go over all quizzes and
tests and extra sheets. It is also very important that you read your textbook.
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