An 18 month-old child is hypotonic and cannot fully extend the neck and trunk against gravity. which position would be most effective to place the child in to facilitate antigravity movement and promote hand usage?

a. fully upright in a standing frame
b. prone on a 45 degree wedge positioned on the floor
c. seated upright on a large therapy ball
d. straddle-sit position on a bolster

b. Prone on 45 degree wedge positioned on the floor.

Explanation:

According to the pediatric therapists the most effective position  to place the child in to facilitate anti gravity movement and promote hand usage is to prone on 45 degree wedge positioned on the floor.

answer: the rock sample is a sedimentary rock.

explanation:

it is given that:

mass of rock sample, m = 2.7 g

volume of rock sample,

so, density of rock sample will be

since, the density of rock sample is . hence, the rock sample is a sedimentary rock, whose densities varies between .

i guess it’s a and b