Which pair correctly matches the lab equipment with its purpose

In the context of the neural impulse, which of the following is true about the depolarization of neuron membranes?

The activity of the modern sample is 1.10 bq . how long does that measurement take?

The steps in the formation of extrusive igneous rocks are listed below in an incorrect order: 1. rock melts due to high temperature. 2. rock is buried deep under earth's surface. 3. magma is forced out of earth's surface during volcanic eruption. 4. lava cools and crystallizes to igneous rock. which of these best shows the correct order of steps in the formation of extrusive igneous rocks? 1, 3, 4, 2 2, 1, 3, 4 3, 4, 2, 1 4, 2, 1, 3