Differentiate among the types of muscle contractions. 1  Isotonic contractions generate force by changing the length of the muscle and can be concentric contractions or eccentric contractions.  A concentric contraction causes muscles to shorten, thereby generating force.
A 1993 Upper Deck Derek Jeter Rookie card number 449 has a book value of about $15.00 in near/mint -mint condition. Professionally graded cards will sell for more. Condition is important. Common flaws with baseball cards include: rounded edges, creases, off centered, and faded color.
Items in search results. 1  1979-80 1980 OPC #18 WAYNE GRETZKY ROOKIE CARD PSA 4 VG EX C $244.48. 2  HOCKEY HUGE LOTS-VINTAGE UNOPENED WAX FOIL PACKS WAYNE GRETZKY & ROOKIE CARDS C $7.46. 3  1979 OPC Hockey #18 Wayne Gretzky Rookie BVG 7 O-Pee-Chee RC C $1,028.08. 4  WAYNE GRETZKY ROOKIE HOCKEY CARD O-PEE-CHEE OPC RC Graded PSA 4 VG-EX 1979-80 C $309.05.