Match the bones with their common name. 1. spine/backbone tibia 2. upper arm cranium 3. collar bone patella 4. skull scapula 5. fingers/toes vertebrae 6. lower leg femur 7. arm phalanges 8. shoulder blade humerus 9. knee cap radius/ulna 10. thigh clavicle

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

here is the answer

water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering. weathering is the breaking down or dissolving of rocks and minerals on earths surface. once a rock has been broken down, a process called erosion transports the bits of rock and minerals away.

cuz some people don't have enough food. that's why we need more ppl to donate food to the hungry.