Ms Johnston's Physical Science

Friday April 4

A horse trots around a large circular track, maintaining a constant speed of 5 m/s.  Is the horse accelerating?  Explain.

1. Finish speed/velocity/acceleration activities

2. Work on forces and motion standards

Thur April 3

How can you increase the gravitational force between two objects?

1. Labs completed?  Due Fri 4/4

    Conservation of Matter

    How does gravity affect weight?

2. Work on graphing activities over speed, velocity and acceleration

April 1 and April 2 Tue 4/1 In the state of matter, plasma, what happens to the atoms in the elements? 1. Matter Test 2. Turn in missing work 3. Read Current Science Wed 4/2 What is the difference between mass and weight? 1. Review gravity, velocity, and acceleration 2. Complete gravity/weight activity, make graph

Mar 26 to Mar 28

Wed Mar 26

What information is listed in each square of the periodic table?

** EQs due on Thur Mar 27 **

Review structure of matter, research 14 common elements from website www.periodictable.com

5th - 6th - 7th Periods - turn in missing work

Thur Mar 27

What is the name for a column of elements in the periodic table?

1. Work on steps 2 and 3 of periodic table activity, turn in

2. Turn in EQs Mar 14 to Mar 27

Fri Mar 28

How are valence electrons related to the periodic table?

Return papers

Finish periodic table activity

Take notes over the following standards - be ready for short answer/essay test on Tue April 1

The Standards of Matter

A. Distinguish between atoms and molecules

B. Describe differences between pure substances (elements and compounds) and mixtures

C. Describe the movement of atoms in solids, liquids, gases and plasma

D. Distinguish between physical and chemical changes

E. Distinguish between changes in matter (physical and chemical changes)

F. Recognize over 100 elements and similar properties from the periodic table

G. Identify and demonstrate the Law of Conservation of Matter

Mon Mar 31

What happens during chemical changes?

1. Complete Conservation of Matter Lab

2. Study for test over matter - see blog from Fri Mar 28 for standards to review.

Mon Mar 24 and Tue Mar 25

Mon

Explain what holds the electrons in orbit around a nucleus.

1. Review Structure of Matter

2. Finish Connected/Not Connected activity

3. Determine physical and chemical changes

Tue Mar 25

How was the periodic table developed?

1. Review Structure of Matter

2. Create your own periodic table using common household items.

Thur Mar 20

If branches are added to parallel circuits, total resistance decreases and current increases which causes overloading and fires.  How can this be prevented on parallel circuits within your home?

1. Finish Discover on p. 662 (in composition book)

2. Complete Sharpen Your Skills on p. 664 (in composition book)

3. On a separated sheet of paper- answer 24-30 on p. 673 of Applying Skills. Turn in.

Mar 18 and Mar 19

Tue Mar 18

How does resistance change as you add light bulbs to a series circuit?

Finish simulations on website  http://phet.colorado.edu/new/simulations

Use circuit construction kit (DC only), run now

Complete parts 1 -4 from handout

Wed Mar 19

You are building a string of lights using several bulbs.  How is the brightness of the lights related to whether you connect the bulbs in series or in parallel?

Workbook Check

Discover p. 662 (use comp book)

Mar 14 and Mar 17

Fri Mar 14

How does static electricity differ from electric currents?

1. Complete workbook page 230 - 234

2. Read Current Science magazine

Mon Mar 17

What two factors affect the flow of a current?

Finish all work assigned last week, including comparing/contrasting series and parallel circuits.

7th period - finish any magnetisim activities and update composition book

Mar 10 to Mar 13

Mon Mar 10

Give an example of a conductor and an example of an insulator.

1. Magnetism quiz

2. Read p. 630 to 631

3. Make notes on electric circuits

4. Make complete circuits out of various objects (insulators and conductors)

Tue Mar 11

See page 641, answer # 25

1. Complete workbook pages 225 to 228, 1-21

2. Compare/Contrast series and parallel circuits

                         Series                                             Parallel

definition

paths

resistance

examples

Wed Mar 12

See p. 641 Test Prep, answer 28 -30

1. Ms. Collins visits with test taking tips

2. Complete workbook pages 236 to 238

Thur Mar 13

No EQ

1. Turn in EQs, Feb 28 to Mar 12 (10 entries)

2. Go to computer lab to work on website, create series and parallel circuits