science 8 blackline master - open school bc · 5. the lens you look through in a telescope,...
Post on 20-May-2020
0 Views
Preview:
TRANSCRIPT
Science 8
Blackline Master
This blackline master package, which includes student worksheets and materials for teachers to make their own overhead transparencies or photocopies, is designed to accompany Open School BC’s Science 8 course. The course and blackline master were developed by BC teachers, instructional designers, graphic artists, and multimedia experts.
Please note that the rights to reproduce materials from the Science 8 Blackline Master is restricted to the individual purchaser. Teachers may reproduce solely for use with their own classes.
The Science 8 course consists of 4 modules, Science 8 SOS Package, blackline master, and the Science 8 Media CD. Science 8 is available in both print and online versions. Science 8 can be purchased as individual components or as a complete resource, Science 8 Resource Package. The following supporting resources are required for print and online versions of the course. All are available from Open School BC.
Textbooks BC Science 8 or BC Science Probe 8
To order, contact:
Open School BC Customer Service Team or Visit our website at Phone: 250-356-2820 (Victoria) www.openschool.bc.ca 1 888 883 4766 (Toll-free) info@openschool.bc.ca
Copyright 2007 Open School BC, Victoria, British Columbia. ALL RIGHTS RESERVED. This publication is protected by copyright, and permission should be obtained from the publisher prior to any prohibited publication, storage in a retrieval system, or transmissions in any form or by any means, electronic, mechanical, photocopying, recording, or likewise. For information regarding permission, contact Open School BC.
MODULE 2
Project Manager: Virginia Rego Instructional Designer: Solvig Norman Instructional Design Planning Team: Kim Arthurs (St. Andrew’s Indep), Doug Ballam (St. Andrew’s Indep), Dorothea Housworth (SD 8), Jeff May (SD 36) Writers: Kim Arthurs (St. Andrew’s Indep), Doug Ballam (St. Andrew’s Indep), Scott Bentley (SD 44), Matthew Bourget (SD 71), Joan Wheeler (SD 58) Reviewers: Jeff May (SD 36), Joan Wheeler (SD 58) Editor: Lee McKenzie McAnally Copyright: Ilona Ugro Production Technician: Beverly Carstensen Media Coordinator: Janet Bartz Graphics: Cal Jones, Brian Glover, Pat McCallum Multimedia: Sean Cunniam, Robert Aitken, Chris Manuel, Cumberland Audio Service
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
The Electromagnetic Spectrum
Gamma RayX-rayUltravioletVisibleInfraredMicrowaveRadio
Long wavelengthLow frequencyLow energy
Short wavelengthHigh frequency
High energy
Red light Violet light
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
Concave Mirrors
focal point
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
Convex Mirrors
focal point
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
Refraction and LensesConvex Lenses
focal length
focal point
lens
B L A C K L I N E M A S T E R ■ S C I E N C E 8
two focal lengthsfocal
length
focal point
object
image
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
two focal lengthsfocal
length
focal point
object
image
B L A C K L I N E M A S T E R ■ S C I E N C E 8
one focal length
focal length
focal point
object
image
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
Concave Lenses
concave lens
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
Protractor
0 º10 º
10 º20 º
20 º
30 º30 º
40 º40 º
50 º50 º
60 º60 º
70 º70 º
80 º80 º
PLA
CE M
IRR
OR
ALO
NG
THIS LIN
E
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
1. The major parts of the eye are numbered on the following drawing.Label the parts of the eye on the diagram.
Guided Practice 2.3AParts of the Eye
1
2
3
4
5
9
6
7
8
B L A C K L I N E M A S T E R ■ S C I E N C E 8
2. Write the letter of the term in Column A beside the correctdefinition in Column B.
Column AParts of the Eye
Column B—Function
1. lens A. bulged out transparent part at the front of the eye; begins
focussing of light rays
2. retina B. gateway to the inside of the eye
3. muscle C. coloured part of the eye; controls size of pupil so it also
controls the amount of light that enters the eye
4. optic
nerve
D. flexible and convex; bends light to focus an image or object
onto the retina
5. pupil E. contains cone and rod cells that detect light and colour
6. cornea F. controls shape of the lens
7. iris G. transmits information from the retina to the brain
8. sclera H. place where optic nerve and blood vessels attach to the
brain; there are no rods or cones located here
9. blind
spot
I. protects the eye and provides a place for muscles to attach so
the eye can move and look around
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
Presbyopia
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
Tunnel Vision
Peripheral Vision
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
Write the letter of the term in Column A beside the correct definition in Column B. Terms may be used more than once.
Guided Practice 2.3CVision Problems
Column A Column B
A. convex lens 1. lens becomes less flexible as you get older
B. cataract 2. eyeball is too long; the image is formed in front
of the retina
C. colour blind 3. using high intensity light to alter the shape of
the cornea
D. cylindrical lens 4. a lens that allows hyperopic people to see
E. astigmatism 5. lens used to treat myopia
F. hyperopia 6. irregularly shaped cornea
G. myopia 7. can’t tell whether or not the stop light is red
H. concave lens 8. your eyes hurt after being on the water on a
sunny day
I. snow blind 9. lens to treat astigmatism
J. presbyopia 10. lens becomes cloudy; can lead to blindness
K. laser surgery 11. eyeball is too short; image forms behind retina
12. can be caused by diabetes
13. image forms at more than one point on the
retina
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
Refracting Telescope
eyepiece lensobjective lens
focal point
real image ofdistant object
light from distant object
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
Reflecting Telescope
eyepiece lens
concavemirror
planemirror
real image ofdistant object
light from distant object
B L A C K L I N E M A S T E R ■ S C I E N C E 8
The right to reproduce this page is restricted to the purchaser. SC 8 © 2007 Open School BC
Section Assignment 2.3 Part A: Optics Crossword
Try your hand at this crossword puzzle. Do the work in the space provided.
1
4
5
7 8
9
10
11
12
6
2 3
Across1. Part of the camera that controls the amount of light let in5. The lens you look through in a telescope, binocular, or microscope10. Refracting telescopes use this kind of mirror11. The inventor of the optical light telescope12. The spectrum that includes light and radio waves
Down2. The back part of the eye3. Enables us to see very small things4. Invented the reflecting telescope6. Waves given off by pulsars7. The lens that gathers light in optical devices8. A beam of electrons9. Russia is given credit for building the largest of these telescopes in 1974
o
d
a
i
r
top related