Midterm 1

Question 1

If a body is in a “constant state” motion and any change of it is called

Answer 1

Velocity and Acceleration

Question 2

What is “force”

Answer 2

Any “cause” (a push or a pull) that produces a change in the state of rest, or the state of motion

Question 3

4 kind of motion

Answer 3

1. No motion (stability or static)
2. Linear Motion
3. Rotational (angular) motion
4. Motion to stationary

Question 4

The “off centre” force and the lever arm is called?

Answer 4

Torque

Question 5

Reluctance to change is called?

Answer 5

Intertia

Question 6

How many bones are in the
Skull
Spinal Column
-Cervical Vertebrae
-Thoracic Vertebrae
-Lumbar Vertebrae
-Sacrum
-Coccyx
Thoracic cage
-Ribs
-Sternum

Answer 6

Skull = 22 bones
Spinal column = 26 bones
-Cervical vertebrae 7
-Thoracic Vertebrae 12
-Lumbar Vertebrae 5
-Sacrum = 1 (5 fused bones)
-Coccyx = 1 (4 fused bones)
Thoracic cage
-12 pairs of ribs (24)
-Sternum 1 (learned as 1 bone)