physics jeopardy 2 nd trimester review 2 nd trimester review fluids / heat thermo sound / waves...

Physics Jeopardy2nd Trimester Review

Fluids /Heat

ThermoSound / Waves

LightReflection

/ Refraction

OpticsElectricit

y

200 200 200 200 200 200 200

400 400 400 400 400 400 400

600 600 600 600 600 600 600

800 800 800 800 800 800 800

1000 1000 1000 1000 1000 1000 1000

Fluids / Heat200

A fluid is any material that has the ability to do what?

• flow

Fluids / Heat400

The fundamental principle of physics that allows for flight is?

• Bernoulli’s Principle

Fluids / Heat600

A person standing near the edge of a railroad track when a high speed train passes. Describe what will happen to the person as the train passes by?

• pulled in towards the train

Fluids / Heat800

A water tunnel has a circular cross section where the diameter reduces from 3.6 m to 1.2 m. If the velocity of water flow entering the transition is3.0 m/s, what is the velocity of the water leaving the transition?

• 27 m/s

Fluids / Heat1000

The initial volume, pressure, and temperature of an ideal gas in a tank are 15 L, 2.0 atm, and 310 K. If the pressure increases to 3.5 atm and temperature to 430 K, what is the new volume?

• 12 L

Thermo200

What is the 1st Law of Thermodynamics in formula form?

U = Q - W

Thermo400

Heat flow occurs between two bodies in thermal contact when they differ in?

• temperature

Thermo600

Which of thermodynamic process takes place when the contents are held at constant pressure?

• isobaric

Thermo800

The internal energy of a system is initially 63 J. A total of 71 J of energy is added to the system as heat while the system does 59 J of work. What is the system’s final internal energy?

• 75 J

Thermo1000

A heat engine performs 2000.0 J of work while adding 5000.0 J of heat to the cold-temperature reservoir. What is the efficiency of the engine?

• .286

Sound / Waves200

Whose law dictates the characteristics of simple harmonic motion?

• Hooke’s Law

Sound / Waves400

What characteristic of a wave is found by identifying the time it takes to complete one cycle of motion?

• period

Sound / Waves600

An amusement park ride has a frequency of 0.05 Hz. What is the ride’s period?

• 20 s

Sound / Waves800

What scale measures the intensity of a sound wave in relation to the intensity at the threshold of hearing?

• decibel level

Sound / Waves1000

How many nodes are there in a string vibrating in the 5th harmonic?

• 6

Light200

What is the speed of light?

• 3.0 x 108 m/s

Light400

What is the wavelength of microwaves of 3.0 x 109 Hz frequency?

• .10 m

Light600

Light Amplification by Stimulated Emission of Radiation is a phenomenon of light we know as?

• a LASER

Light800

Constructive interference occurs when the path difference of light is equal to?

• any integer multiple of wavelength

Light1000

What are the primary additive colors of light?

• red, blue, green

Reflection / Refraction200

If a light ray strikes a flat mirror at an angle of 14o from the normal, the reflected ray will be

• 14o from the normal

Reflection / Refraction400

The speeding up or slowing down of light as it travels from one medium to another is know as?

• refraction

Reflection / Refraction600

A beam of light in air is incident at an angle of 35o to the surface of a rectangular block of clear plastic(n = 1.49). What is the angle of refraction?

• 23o

Reflection / Refraction800

Internal reflection occurs when the incident light ray is (less than/greater than) the critical angle and is traveling from a medium with an index of refraction (higher/lower) than the index of refraction of the outer medium.

• greater than• higher

Reflection / Refraction1000

If atmospheric refraction did not occur, the apparent time of sunrise and sunset would be changed how?

• sunrise later ; sunset earlier

Optics200

If you stand 3.0 m in front of a flat mirror, how far away would your image be formed?

• 3.0 m

Optics400

The image formed by a concave mirror is upright and larger. Is the image real or virtual?

• virtual

Optics600

The focal length of a spherical mirror is –10.0 cm. What kind of mirror is it and how long is its radius of curvature?

• convex mirror• -20.0 cm

Optics800

A concave mirror with a focal length of 10.0 cm creates a real image 30.0 cm away. How far is the mirror from the object?

• 15.0 cm

Optics1000

An object is placed 40.0 cm from a converging lens of focal length 30.0 cm. What is the distance from the image to the thin lens?

• 120 cm

Electricity200

Newton’s Universal Law of Gravitation is related to mass like whose law is related to electric charge?

• Coulomb’s Law

Electricity400

At what point is the electric field of an isolated, uniformly charged, hollow metallic sphere equal to zero?

• anywhere inside

Electricity600

V = IR is known as?• Ohm’s Law

Electricity800

How much potential energy is stored in a 0.50 F capacitor when connected to a 12 V battery?

• 3.6 x 10-5 J

Electricity1000

What is the equivalent resistance of the circuit at right?

• 10

Final Jeopardy

Physics

Final Jeopardy

Define Physics.• The study of the physical world.