Standard Grade Physics

Health Physics

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In which thermometer is the “volume of liquid” the property that changes with temperature?

Click on the thermometer to show normal body temperature.

In a digital thermometer the property that changes with temperature is ….

Length of metal

Volume of liquid

Crystal Colour

Electrical Resistance

Catch the clinical thermometer!

Which patient has a body temperature of 35 ºC

Brrrgh!!

I have a fever!

Sound can’t travel through …

A helicopter engine has a volume of approximately …

12 dB

1200 dB

12000 dB

120 dB

Human body temperature is ….

35 ºC

36 ºC

38 ºC

37 ºC

Which part of a stethoscope is used to listen to the lungs?

Closed Bell

Open Bell

Ear Piece

On the picture below click on the position of the ultrasound receiver.

Which of these can’t hear ultrasonic sounds?

A signal generator can create sounds of different frequencies.

Click on the highest frequency humans can hear.

You ears can be permanently damaged by …

High Pitch Sounds

Low Pitch Sounds

Low Volume Sounds

High Volume Sounds

When light hits a surface and bounces back it is called …

Diffraction

Deflection

Refraction

Reflection

Which ray correctly shows how a ray of light exits a glass block?

Where is the angle of incidence?

What type of lens is hidden behind the blue box?

?

Convex Concave

Where in the eye is the lens?

Short sighted people …

can see near objects clearly but far objects are blurred as the light focussed beyond the retina

can see far objects clearly but near objects are blurred as the light focussed beyond the retina

can see far objects clearly but near objects are blurred as the light focussed short of the retina

can see near objects clearly but far objects are blurred as the light focussed short of the retina

This is a correctly drawn convex lens

False

True

What is the power of a lens with a focal length of 40 cm?

0.025 D

0.025 W

2.5 W

2.5 D

Where in the eye is the blind spot?

Well DoneYou are so great and talented and hard working and brilliant and fantastic and cool and wonderful and amazing and intelligent and academic and attentive and fabulous and astonishing and smart astounding and clever!

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