1. Hind limbs tend to be sturdier, longer, stronger.
<span>2. The hind limbs are more firmly attached to the spine than are the forelimbs.</span>
<span>If you are using a screwdriver to pry open a paint can, you are using what type of simple machine?
screw
wheel and axle
What is done whenever a force moves an object through a distance?
work
What simple machines would move or turn an object?
wheel and axle
A see-saw is an example of what type of lever?
First Class
A ramp is an example of an inclined plane. A man in a wheelchair was trying to get up the ramp, but he was having trouble because it was too steep. What can you do to make the ramp more useful?
Decrease the height of the ramp
</span>
<span>#1 The force needed to stretch an elastic object___
(A) decrease to stretch it father
</span><span>#2 According to the kinetic theory, what happens when ice melts?
</span><span>(C)the water molecules increase their speed
</span><span>#3 Which statement about temperature is correct?
</span><span>(C) temperature is an indirect measurement of that energy in a substance</span>