Honors Physics Thanksgiving Pheast

Honors Physics Thanksgiving Pheast

Reviewing the First Semester

Unit 01 - Welcome to Physics!

• The steps of the Scientific Method

• Scientific Measurement

• Vector Components and Addition

Multiple Choice

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse
• scalene
• isosceles
• right

Multiple Choice

The _______ of two or more vectors is the sum of the vectors.

• components
• scalar
• resultant
• magnitude

Multiple Choice

To find the magnitude of a vector you use which formula

• inverse sine

• graphical analysis

• pythagorean theorem

• slope

Multiple Choice

Which of these is not a vector quantity? 

• displacement 
• time
• velocity 
• acceleration

Multiple Choice

Which statement describes a vector?

• It has magnitude but no direction
• It has direction but no magnitude
• It has both direction and magnitude
• It has constant magnitude but no
   direction

Multiple Choice

When measuring the amount of liquid in a graduated cylinder, you measure along the __________ of the meniscus.

• top
• bottom
• side

Multiple Choice

Data that is descriptive and uses adjectives is called...

• quantitative
• qualitative
• non-scientific
• hypothesis

Multiple Choice

Which of the following is a quantitative observation?

• The bird is very colorful.
• The bird has 4 different colors on him.
• The bird has many, many feathers.
• It is a bird. 

Multiple Choice

What is a control group in an experiment?

• a group in an experiment that remains unchanged for purpose of comparison
• a group in an experiment that changes to compare the IV and DV variables
• the manipulated group

Multiple Choice

What is an observation?

• A scientific statement based on ideas
• Using your senses to notice what is going on around you
• A prediction of what will happen in the future

Multiple Choice

What is this tool called and what does it measure?

• Beaker, volume
• Flask, mass
• Graduated Cylinder, volume
• Measuring Cup, mass

Multiple Choice

The amount of matter in an object...

• Distance

• Mass

• Time

• Volume

Multiple Choice

Dependent variable means

• the scientist controls what to test
• educated guess
• ask a question
• what is being measured

Multiple Choice

The summary at the end of an experiment that explains the results. 

• conclusion
• procedures
• materials
• responding variable

Multiple Choice

This variable in an experiment is the one being changed by the scientist. 

• dependent variable
• independent variable
• data
• control group

Multiple Choice

A testable explanation to a problem that has not yet been tested. 

• data
• theory
• hypothesis
• fact

Multiple Choice

A series of steps used by scientists to solve a problem or answer a question. 

• scientific method
• recipe
• data collection
• metric system

Unit 02 - Motion in One Dimension

• Position, Distance, and Displacement.

• Speed and Velocity.

• Acceleration

Multiple Choice

What kind of acceleration is shown here?

• positive
• negative
• none
• varies

Multiple Choice

What does this graph represent?

• Constant speed
• Acceleration
• Not moving

Multiple Choice

What is the person doing from 5 seconds to 10 seconds?

• Walking 
• Running
• Standing Still 
• Walking Fast

Multiple Choice

A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?

• 10 m/s
• 1000 m/s
• 100 seconds
• 10 seconds

Multiple Choice

At what time did runner A pass runner B?

• 0 seconds
• 1 second
• 2 seconds
• 3 seconds

Multiple Choice

Motion sensors recorded the following data about a runner during a cross-country race. During which segment of the race did the runner have the greatest speed?

• W
• X
• Y
• Z

Multiple Choice

Velocity is both ____ and _____.

• speed, direction

• direction, mass

• volume, density

• direction, magnitude

Multiple Choice

What are the units of velocity?

• m

• m/s²

• m/s

• s

Multiple Choice

What is an example of acceleration?

• The change in velocity over time
• An object's speed changes
• An object in motion changes direction
• All of the above

Multiple Choice

What are the units of speed?

• m

• m/s

• m/s²

• s

Unit 03 - Forces and Newton's Laws

• Weight and Friction

• Newton's Three Laws

Multiple Choice

An object in motion stays in motion unless acted upon by an outside force & will continue in a:

• straight line
• parabolic path
• zigzag path
• nonexistent line

Multiple Choice

If the mass of an object is 1000 kg on Earth, what is it's mass on the moon?

• 10kg
• 100kg
• 1000kg
• 10,000kg

Multiple Choice

If an object mass =30 Kg on the Earth, what would be it's weight on Earth? (Fg = mg)

• 30 N

• 300 kg

• 3000N

• 300 N

Multiple Choice

What best describes the mass and weight of a person as they move around the universe?

• mass and weight changes
• Mass and weight stays constant
• weight remains constant, mass changes
• Mass stays constant, weight changes

Multiple Choice

A person would weigh less on on the Moon than on the Earth because . . .

• Moon has more gravity

• Moon has the same amount of gravity as Earth

• You would be completely weightless on the Moon so no weight at all

• Moon has less gravity than Earth

Multiple Choice

Which of the following never changes no matter where in the universe?

• weight
• force
• mass
• pounds

Multiple Choice

The scientific unit (SI - International System) for mass is:

• kg; kilogram

• N; Newton

• lbs; pounds

• oz; ounces

Multiple Choice

The scientific unit (SI - International System or Metric System) of weight is:

• Kilogram (kg)

• Newton (N)

• Pound(s) (lbs)

• Heavy or Light

Multiple Choice

How would the absence of friction affect a marble traveling on a long, straight path?

• The marble’s speed would decrease.
• The marble’s speed would increase.
• The marble would stop immediately. 
• The marble would remain at constant speed.

Multiple Choice

What is the coefficient of static friction if it takes 44 N of force to move a box that weighs 86 N? 

• 0.78
• 0.51
• 0.78 N
• 0.58 N

Multiple Choice

Rougher surfaces have ...

• greater friction
• less friction
• the same level of friction

Multiple Choice

The amount of friction depends on the normal force of the objects pressing together.

• True

• False

Multiple Choice

What are 2 factors that determine the amount of friction between 2 objects?

• Force and roughness between surfaces
• hills and valleys and how smooth or rough the surface is
• Amount of force and amount of surface the comes in contact
• The force and the weight exerted on the surfaces

Multiple Choice

What are the 2 types of friction discussed in the book?

• Static and Dynamic Friction
• Kinetic and Static Friction
• Kinetic and Dynamic Friction
• Dynamic and Moving Friction

Multiple Choice

These boots have bits of metal embedded into the rubber sole to increase traction on ice. Would these shoes have a high or low coefficient of friction?

• High

• Low

Multiple Choice

When you step on a Lego. You push on the Lego and the Lego pushes back on you.

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law

Multiple Choice

This person bought coffee and put it on the seat next to them. If they stopped quickly and the coffee spilled which law would that represent?

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law

Multiple Choice

Which law explains how rockets are launched into space?

• first law of motion

• second law of motion

• third law of motion

• none of the above

Multiple Choice

Which law explains why we need to wear seat belts?

• first law of motion

• second law of motion

• third law of motion

Multiple Choice

In the absence of a (an)________________ force, an object in motion will maintain this state of motion.

• balanced

• unbalanced

Multiple Choice

A cannonball with a mass of 0.5 kg is flying at an acceleration of 10 m/sec/sec. What is it's force?

• 50 Newtons
• 5 Newtons
• 20 Newtons
• 9.5 Newtons

Multiple Choice

When all the forces on an object are equal and opposite, & the net force is zero, that's...

• balanced forces
• unbalanced forces
• terminal velocity
• reaction forces

Multiple Choice

The tendency of an object to resist changes in its motion is...

• inertia
• force
• acceleration
• velocity