AP Physics 1 Midterm Review

Fastest speed a falling object can attain under the influence of air resistance in freefall

Opposes applied force; isn't dependent on speed/surface area in solids

The study of heat, temperature, and behaviours of large numbers of particles

Speed and direction at a particular instant in time

Random error is often scattered in both direction and is usually...

A measurement error due to a distorted view of the instrument

Elastic potential energy

Energy of motion

The amount of matter in a given space;how tightly packed molecules are

Valid over a limited set of conditions

Gravitational potential energy

True statement

Measure of the average kinetic energy of the molecules of a substance

Weight is measured in...

Rate of change of displacement with respect to time

All motion must be compared to an object considered to be at rest

10^-15 m or less

Molecular attraction between dissimilar molecules

Which of the following DOESN'T physics do?

Facts that are used to justify your hypothesis

Physical representations of a unit

Halon extinguishers are dangerous, but what do they do?

Keeps an object "stuck" on a surface and prevents relative motion because of "cold weld"

force within nuclear particles; responsible for radioactive decay

Valid under all conditions

Motion around an axis

Straight line distance between two point

A measure of the amount of matter in an object

Which of the following is a scientific hypothesis?

Uses tension to transfer a force to another direction

What is this a safety symbol for?

Force that pushes aircraft forward

A quantity completely described by magnitude

Force per area

Increased mass produced as more energy is added to an object moving close to the speed of light

Energy can neither be created nor destroyed, it simply changes form

The power of ten closest to a number when it is place in scientific notation

Which of the following equations is defined in Newton's Second Law?

A force that is a push when compressed and a pull when elongated; normalized by restoring force

Velocity of one object relative to the velocity of a second object

Comparison of unknown standards with known quantities

Which of these in constant throughout the universe?

Which of the following equations represents work?

Value, quantity, or size of a weight or measure as fixed by a law (defined in nature)

Exerted over long distances without contact

A gas capable of conducting an electric current

One back and forth motion (oscillation)

Constant speed in a straight line where equal distances are covered in equal periods of time

Any object projected into the air

Inertia is defined in...

How close a set of measurements are to each other

Verification of observations through quantitative data

Using data points to determine a value within the data's range

Based on a period of vibration

Proven to be true through tests, but not necessarily an explanation

Constant speed and direction

Change in speed, direction, or both

Upward force exerted by a liquid on objects placed in it

Using data points to determine a value outside of the data's range

Interrelationships between electricity and magnetism

What is this a safety symbol for?

The force perpendicular to the surface an object is resting on (action/reaction)

Single vector with the same effect as two or more component vectors

Type C Fires are...and are put out by...

When the forces on are balanced and the object is at rest

Constant speed in a circle of constant radius

Inertia in motion

Interactions that govern how the universe works

Type B Fires are...and are put out by...

Something detected through the use of the five senses

Measuring objects too large or too small /not suited for a tool using an intermediary step

Explanation or interpretation of facts

Mass when object is not moving

Molecular attraction between similar molecules

the magnitude of the force of gravity acting on an object

Based on a standard that can be duplicated easily and does not vary appreciably

The study of the upper limits to velocities that connects to space and time

Every action has an equal and opposite reaction

Type D Fires are...and are put out by...

Mathematical/graphical description of motion without regard to the forces which produced it

A push or pull that produces or prevents straight line motion

Defined in terms of fundamental quantities

Radiation is based on...

The x-component of a vector is equal to the vector's magnitude multiplied by...

Potential energy

How close to the standard/actual value a piece of data is

A series of facts that seem to fit together and form a pattern

Study of the relationships between forces and the motion they produce or prevent

What is this a safety symbol for?

An ongoing search to answer questions about the world vs. the application of scientific results

Object at rest stays at rest/object in motion stays in motion unless acted on by outside force.

Capacity for doing work; measurable only while being transferred/transformed/released/absorbed

Pressure is...to density

From specific idea to general concept vs. From general concept to specific statement

force of attraction between masses; can act at any distance

The process of adding 2 or more vector quantities to determine their net effort

Forms of radiation found on spectrum arranged based on frequency, wavelength, and energy

10⁷ m and beyond

Time of one vibration

Determine precision of measurements

Physical properties are determined without altering the substance. What are examples?

When forces are balanced and the net force is zero

Type A Fires are...and are put out by...

An on-going process of inquiry which leads to a knowledge & understanding of the natural world

Object starts from v. rest and falls solely under the influence of gravity (neglect air resist)

Precise numerical measurements

Accomplished when a force is used to produce motion (measured in joules)

The effects of forces on material objects

Cannot be tested, but has enough evidence that it is accepted to be true

What is this a safety symbol for?

Number of waves per second

Energy is measured in...

Vectors which make up the resultant

force within nuclear particles; responsible for radioactive decay

Sliding friction

Systematic error is based on technique, measurement, or equipment and often occurs...

Force that opposes motion in a fluid that is dependent upon speed and air resistance

Temperature is...to density

10^-7 m to 10² m

Study of forces in equilibrium

When the forces on an object are balanced and the object is moving at constant velocity

A continuous change in position of an object with objects considered at rest

Motion in a straight line defined in terms of displacement, velocity, and acceleration

Anything that has mass and takes up space (has volume); measured in kgs

What does Einstein's Theory tell us?

Area of face exposed when 3D regular geometric shape is cut perpendicular to longitudinal axis

The study of the physical world focusing on matter, energy, and their interrelationships

Total amount of energy in a given situation is constant

Amount of liquid something can hold

Motion in a curved path

General observation/piece of data using words

The study of the lower limit to mass and the behaviour of fundamental particles

Exists when external object touches a system and exerts a force on it; alters object's motion

Chemical properties are determined by interactions between two substances. What are examples?

A quantity described by magnitude and direction

Measured in a gravitational field

What are the three types of goggles?

Contact force in cable, rope, wire, string, etc.

Einstein's Modern Physics is made up of...

Ratio of density of substance to density of water

Internal potential energy

strongest of forces; 10³⁹ N; short range force=10^-15 m; holds nucleus together

Inertia is...

force of attraction/repulsion b/w 2 charged objects; neutral over long distance

something that acts or exerts a force

The y-component of a vector is equal to the vector's magnitude multiplied by...

Newton's Classical Physics is made up of...