Cyrtomium falcatum. 1  Aptly named, Japanese holly fern produces fronds that do indeed resemble holly leaves with their glossy, deep green leathery appearance. 2  It needs moist but well-drained soil in a protected location to thrive. 3  It also makes for a good houseplant in climates where it isn't hardy.
A baseball bat is a third-class lever because the fulcrum is on the  end of one side, the effect force is in the middle, and the  resistant force, the load, is at the top.
First, second, and third class levers. An example of a first-class lever is the joint between the skull and the atlas vertebrae of the spine: the spine is the fulcrum across â¦ which muscles lift the head.An example in the human body of a second-class lever is the Achilles tendon, pushing or pulling across the heel of the foot.he three kinds of levers are the: A) First-class lever-Like a seesaw, the fulcrum is in the middle. The input force is on one side and the output force comes out on the other side of the fulcrum.