NB Gluefest!!!!!

• Write About: Waves – P.52

• 9/30/2015 TOD (yellow) – P.54

• Doppler Effect TOD (blue) – P.56

• NASA Webquest TOD (yellow)– P.58

• NASA Webquest (white pkt)– P.59

• Ticket out Door (PINK) – P.60

• Bill Nye: Light & Color (green)– P.62

• EMS Flipbooks – P.63

10/14/2015

In ?: P. 66

Will light travel better through foil, wax paper, or plastic wrap? Justify your answer.

HOW DOES LIGHT INTERACT WITH OTHER OBJECTS?

Today’s Investigation: Add to page 67 when completed with BOTH sides!

Read today’s investigation

• Be prepared to answer any questions I may have!

Helpful Definitions

• Translucent: permitting light to pass through but diffusing it so that persons, objects, etc., on the opposite side are not clearly visible– Windows in Mrs. Forsyth’s classroom.

• Transparent: having the property of transmitting rays of light through its substance so that bodies situated beyond or behind can be distinctly seen– Windshield of your car, glasses lens, etc.

• Opaque: not transparent or translucent; impenetrable to light; not allowing light to pass through.– Bricks, Metals, Wood, etc.

Use your prediction to make a hypothesis…

If a light is shone through beakers filled with different media , then the beaker filled with ________________ will allow the (MOST/LEAST) light through, because…

Identify Variables

Independent Dependent ControlledType of medium (foil/plastic wrap/wax paper)

Amt of light that passes through

• Beakers • Size of

medium• Flashlight

being used

Complete Investigation

• Gather materials (one set for each group) • Complete experiments. – Data table– Results– Conclusion

• When completed bring to back for credit and to pick up tonight’s homework assignment.

NAME:____________________ Per:__Light Interaction Investigation

TICKET OUT DOOR

Complete the sentences below: 1. _______________objects allow the most light to

pass through them. 2. __________ is an example of a translucent

material. 3. When light hits an opaque object (foil), it can be

_____________, ______________, or ____________.

4. Shower curtains are usually made of __________ or _________ materials so that one cannot see what is behind the curtain.

WORD BANK FOR T.O.D

• Not all of the words may be used.

• Some words may be used more than once.

• Translucent• Transparent• Opaque• Reflected • Absorbed• Scattered• Transmitted• Wax Paper• Aluminum Foil