Physics

Front 1

Differentiate first class lever

Back 1

Fulcrum is in the middle with load and effort at the ends.

Front 2

In order to complete the calculations (name) wants to make about her activities,she needs to know her mass. Exactly what property does his/her mass measure?

Back 2

Tendency to maintain a constant state of motion

Front 3

If an object is in free fall, what is the only force acting upon that object?

Back 3

Gravity

Front 4

Which of the following is paramagnetic substance

-Water

-Nickel

-Iron

-Platinum

Back 4

Platinum

Front 5

Renaissance scientist credited with the invention of the pendulum.

Back 5

Galileo Galilei

Front 6

A derivative represents the rate of change of something. What is the derivative of a velocity function with respect to time?

Back 6

Acceleration

Front 7

Some of my players aren't to bright, so I avoid big words while explaining that physics is the study of matter and its "what" through space and time?

Back 7

Motion

Front 8

What is the name of the science of sound?

Back 8

Acoustics

Front 9

1921 Nobel Prize for physics winner and a scientist who worked on "Theory of Relativity"

Back 9

Albert Einstein

Front 10

In bowling, what creates the most kinetic friction with the bawling ball?

Back 10

Lane

Front 11

How far does the force of gravity go?

Back 11

An infinite distance, but at some point you won't notice it anymore.

Front 12

A physicist who worked on theory of special relativity

Back 12

Albert Einstein

Front 13

Laws that makes the most sense for the rock not moving.

Back 13

Laws of Motion

Front 14

What is the unit of measurement used to express the frequency range of sound?

Back 14

Hertz

Front 15

X-rays are

Back 15

Indirect Ionizing Radiation

Front 16

What is the SI unit of weight?

Back 16

Newtons

Front 17

Which of these can be described as having neutral equilibrium?

-traffic cone

-rope

-glass of water

-tennis ball

Back 17

Tennis ball

Front 18

We can calculate the velocity of an object once we know its trajectory, and its acceleration once we know its velocity. What is the name of this mathematical operation?

Back 18

Derivative

Front 19

Which of the following is NOT a way to increase the strength of the electromagnet?

-add an iron core

-increase the current

-add more turns

-alternate the current

Back 19

Alternate the current

Front 20

Albert Einstein offered a groundbreaking theory that gives some scientific possibility to actual time travel. What theory is this?

Back 20

Special Relativity Theory

Front 21

Diffrentiate the second class lever

Back 21

Load is in the middle with effort and fulcrum at the ends.

Front 22

Differentiate third class lever

Back 22

Effort lies in between fulcrum and load

Front 23

The "center of mass" is a powerful concept for understanding the way that complicated objects move, hugely simplifying calculations of momentum and force. How do you calculate the center of mass of a group of objects?

Back 23

Take the average of the objects' positions, weighted by their masses.

(m1x1+m2x2)/(m1+m2)

Front 24

Extensions is the physical property which can also be phrased as the change in length (delta length). If the extension of an object is divided by the original length of the same object, what is being measured?

Back 24

Strain

Front 25

Suppose... A common situation when studying special relativity. Which of these words describes that conversion?

Back 25

Boost

Front 26

Isaac Newton, a famous english physicist, came up with three extremely important laws, which are known as Newton's laws of ______. What word fills in the blank?

Back 26

Motion

Front 27

Willhelm Wien, a german physicist who received the 1911 Nobel Proze in Physics.... Wien was able to develop his eponymous desplacement law, which relates the peak wavelength- the emitted wavelength with the grestest intensity- to what characteristic of the object emitting it?

Back 27

Its temperature

Front 28

What quantities is an extension of the linear momentum concept to motion along a curved path?

Back 28

Angular momentum

Front 29

German physicist who received the 1911 Nobel Prize in Physics for shredding light on a vexing issue.

Back 29

Wilheim Wien (1864-1928)

Front 30

Which instrument is used to measure gas pressure?

Back 30

Manometer

Front 31

At the time of the ceremony in 1901, X-rays had been described in detail but had never been explained. So what is an X-ray, anyway?

Back 31

An X-ray is light that is more energetic than visible light.

Front 32

Which physicist became more famous for his cat than for his equation?

Back 32

Erwin Schrodinger

Front 33

You are driving on the freeway when you see a police car on the side of the road. Your speedometer broke, so you don't know how fast you are going. What formula should you use to find out your speed?

Back 33

(d/t) Distance over time

Front 34

Similarities of X-rays, gamma rays, infra-red, ultra-violet and visible light

Back 34

They all travel with the same speed in a vacuum

Front 35

Work of Isaac Newton

Back 35

Universal law of gravitation

Front 36

What is the name of the tube used to produce x-rays?

Back 36

Coolidge tube

Front 37

What is the SI unit of the physical quantity which defines the rate of doing work?

Back 37

Watt

Front 38

Issac Newton work is

Back 38

Universal Law of Gravitation

Front 39

Which of these is the SI unit of the physical quantity which defines the rate of doing work?

Back 39

Watt

Front 40

What is the name of the tube used to produce x-rays?

Back 40

Coolidge tube

Front 41

If an object is at rest on a flat surface, there is always gravity pulling down and the normal force pushing up. Which force is greater?

Back 41

They are equal

Front 42

An integral is the product of two quantities. What physical quantity is obtained when you take the integral of a velocity function with respect to time?

Back 42

Displacement

Front 43

Study of motion known as what?

Back 43

Mechanics

Front 44

What do we call a solid whose arrangement of atoms and molecules has no definite pattern?

Back 44

Amorphous

Front 45

Physicist that was Niel Bohr working with when he made the discoveries that led to his 1922 Prize for physics?

Back 45

Joseph J Thompson

Front 46

Where is the center of gravity in bowling pin located?

Back 46

Near the bottom

Front 47

Name of object with so much gravitational force, even light can't escape.

Back 47

Black hole

Front 48

Astronomer whose work is law of planetary motion?

Back 48

Johannes Kepler

Front 49

What is the name of the material that sound passes through to reach your ear drums?

Back 49

Medium

Front 50

In radiation therapy how are x-rays different from gamma rays?

Back 50

X-rays are man made

Front 51

What is the unit for measuring the amplitude of light?

Back 51

V/m (Volts per meter)

Front 52

What is measured in Nm (Newton metres) and is defined as the force multiplied by the perpendicular distance from a point?

Back 52

Moment

Front 53

What material allows sound to travel through it at the fastest speed

Back 53

Copper

Front 54

Kevin Bonsor published which book in 2000, realting to time travel?

Back 54

How Time Travel Will Work

Front 55

What is the smallest non-zero amount of charge that such a particle can carry?

Back 55

The charge of a proton

Front 56

Which scientist who made discoveries in this field is the following named after? 'The extension (x) of an object is proportional to the load (F)'

Back 56

Hooke

Front 57

What is the primary function of an ideal battery in an electrical circuit?

Back 57

It provides a DC voltage

Front 58

Nobel Prize in 2007 was jointly awarded to two men for seperate studies on the same phenomenon. What are the names of these two men?

Back 58

Albert Fert and Peter Grunberg

Front 59

What happens to a metal as it absorbs sunlight?

Back 59

It expands as it heats

Front 60

What is it that describes an orbit's farthest point from Earth?

Back 60

Apogee

Front 61

What is the function of capacitor?

Back 61

It stores electrical energy.

Front 62

What was Albert Einstein's first Nobel prize all about?

Back 62

Photo-electric effect

Front 63

A car speed up from 54km/he to 90km/hr in 2 sec. Calculate the acceleration. (Note: 1km/hr=5/18m/s)

Back 63

5m/s^2

Front 64

The amount of kinetic energy an object has depends upon what factors?

Back 64

Mass and velocity KE=(1/2)mv^2

Front 65

The amount of Potential energy an object has depends upon what factors?

Back 65

Mass, gravity and height PE=mgh

Front 66

The amount of Potential energy in a spring has depends upon what factors?

Back 66

Spring Constant (k) and distance (x) U=(1/2)kx^2

Front 67

Whose principle state that an experiment cannot simultaneously determine the exact component of momentum and position?

Back 67

Heisenburg

Front 68

Who is credited with the discovery of infrared radiation?

Back 68

William Herschel

Front 69

What word describe the measure of how quickly changes from a starting point to top speed?

Back 69

Acceleration

Front 70

What unit is used to measure forces?

Back 70

Newtons

Front 71

In the year 1900, Who introduce his quantum theory?

Back 71

Max Planck

Front 72

A method called in Japanese alternative method of healing.

Back 72

Reiki

Front 73

What is the derivative of the momentum function with respect to time?

Back 73

Net force

Front 74

What is the name of the process that makes an object immersed in fluid rise to the top of a container?

Back 74

Buoyant force

Front 75

What is the unit of measurement that tells how loud something is?

Back 75

Decibel

Front 76

What nuclear decay scheme results in the usable emission of radiation for this isotope?

Back 76

Gamma Decay

Front 77

The tendency of a system to oscillate at larger amplitude at some frequencied than the others

Back 77

Resonance