kwizNET Subscribers, please login to turn off the Ads!
Email us to get an instant
on highly effective K-12 Math & English
Online Quiz (
Questions Per Quiz =
Lower Elementary Science
2.13 The Skeletal System
: _____ provides the structure which enables you to stand erect instead of lying like a puddle on the floor.
: Bones are hard, but they can break, such as when a person takes a bad fall. Doctors can fix most broken bones. They use ______ machine to take pictures of the bones through the skin.
: ____ system forms the shape or the body, and protects the internal organs. It works closely with the muscular system to allow us to move.
: The heart and lungs have the protective armor called _____
: When you were born you had over 300 bones. As you grew, some of these bones began to fuse together. So, an adult has only 206 bones.
: What is the longest bone in your body?
the stirrup in the ear
thigh bone or the femur
: The bones, or vertebrae, of your spinal column surround your spinal cord, a complex bundle of nerves.
: ______ is a series of fused bones, that acts like a hard protective helmet for your brain.
Question 9: This question is available to subscribers only!
Question 10: This question is available to subscribers only!
Subscription to kwizNET Learning System
offers the following benefits:
Unrestricted access to grade appropriate lessons, quizzes, & printable worksheets
Instant scoring of online quizzes
Progress tracking and award certificates to keep your student motivated
Unlimited practice with auto-generated 'WIZ MATH' quizzes
Child-friendly website with no advertisements
Choice of Math, English, Science, & Social Studies Curriculums
Excellent value for K-12 and ACT, SAT, & TOEFL Test Preparation
Get discount offers by sending an email to
Terms of Service