1.  A barrier layer cell has too slow a response time to be used in instruments that have a chopper.

2.  A basic page printer has a rated life.

3.  A black widow spider has a distinctive red hourglass Marking on its stomach.

4.  A borrower had a personal covenant with the lender who could still sue for outstanding debts.

5.  A butterfly wing has a dynamically changing structure that allows myriad responses to its own induced wing vortices.

6.  A cause has a power to produce its effect.

7.  A child under ten had only three chances in a thousand of becoming the victim of a severe attack of polio.

8.  A child with low motor tone has much the same challenges as you would as you struggle on ice skates.

9.  A class in County Down has a Presbyterian parson among its pupils.

10.  A councillor has no right to require an officer of the council to compile information for him.