Question

this pacemaker is powered by batteries. the wires send electricity from the pacemaker to the heart. boykin invented more than 25 devices! his most famous invention improved a heart - helping device called the pacemaker. if a heart does not beat normally, a pacemaker sends a charge. this small amount of electricity fixes the heartbeat. complete the chart. what does \charge\ mean in this passage? meaning: empty box clue: small amount of electricity word: charge

Explanation:

In the context of the passage about a pace - maker sending a charge (electricity), "charge" refers to a small amount of electricity. The other options like delivering a message, making something stronger, how much something costs, or how much energy something has are not relevant in this context.

Answer:

how much something has energy