• 1 point for each object if the student draws an appropriate diagram or gives an appropriate description of his/her observations.
  *** No points are given for the "good or poor" column. This question is intended to give the students a focus for the next question.

Sample of appropriate responses:

Clear block

• The letters stayed the same
• There was not change in the letters
• The letters didn't look any different
• Nothing happened

Clear ball and Clear rod

• It made the letters bigger
• It turned the letters upside down
• It made the letters bigger, but it was still blurry
• The letters were bigger, but they weren't very clear
• Could see through it, but not very well

White rod

• Couldn't see through it

*** No points are being given for the hand lens. It is being used to set a standard for the student.

2. No points are awarded for this question

3. Standard: The student will write a sentence giving two properties of good magnifiers which includes transparency and a curved exterior surface.

Criteria:

• 1 point for each appropriate property

Sample of appropriate responses:

• round or curved
• clear or transparent
• thick or thicker in the middle than at the edges
• you can see through it
• it's curved like glasses

Scoring Form - Magnifiers

Student ID __________________

Male / Female (circle one)

Circle the student's score for each question. Add the points for each question and write the total score at the bottom of the scoring form.

Total Score _____________

Total possible score - 6