1. ON A SCALE OF 1 TO 5, RATE YOUR LEVEL OF INTEREST IN SCIENCE A. 1 B. 2 C. 3 D. 4 E. 5 [Default] [MC Any] [MC All] Biology – the scientific study of life

2. NOTECARD  Write on blank side  Middle of card: your name (first and last)  Upper left: strongest subject  Upper right: extracurricular activities or hobbies  Bottom left: possible future career or college major  Bottom right: good book or movie

3. CAN ANTS COUNT?

4. NPR VIDEO

5. WHAT WAS THE PURPOSE OF THE ANT EXPERIMENT? A. To determine if ants and humans count in the same way B. To determine if ants use an internal counting mechanism to navigate C. To determine the region of the brain responsible for ant counting D. To isolate the specific genes that code for ant pedometers

6. EXPERIMENTAL DESIGN  Describe how the scientists tested their hypothesis that ants have internal pedometers in 1 or 2 sentences.  Draw a diagram of the experiment

7. WHAT IS THE INDEPENDENT VARIABLE OF THE EXPERIMENT? A. Ant leg length B. Distance traveled from apple C. The ability of ants to count D. The number of steps the ants took walking to the apple [Default] [MC Any] [MC All]

8. WHAT IS THE DEPENDENT VARIABLE OF THE EXPERIMENT? A. Ant leg length B. Distance traveled from apple C. The ability of ants to count D. The number of steps the ants took walking to the apple [Default] [MC Any] [MC All]

9. WHICH OF THE 3 TYPES OF ANTS REPRESENTS THE CONTROL GROUP? A. Ant 1 B. Ant 2 C. Ant 3 D. All of the above [Default] [MC Any] [MC All]

10. THE ANIMATED VIDEO OF THE EXPERIMENT SHOWS ONE ANT PER GROUP. IS THIS AN ACCURATE REPRESENTATION OF THE ACTUAL EXPERIMENT? A. Yes B. No

11. WAS THE HYPOTHESIS SUPPORTED BY THE RESULTS OF THE EXPERIMENT? A. Yes B. No

12.  Why do we care whether ants count?