2. Would you want to minimize or

maximize the heat transfer to and

from the handrails? Explain your

reasoning.

What does a food chains show?

Which ion is typically present in soil with high acidity?

Prisons are typically under whose control?

The potential energy of an object is equal to the work required to lift it into position. True or False?

In a parallel circuit, as light bulbs are added, does the voltage at the battery increase, decrease, or remain the same? In a parallel circuit, as light bulbs are added, does the current at the battery increase, decrease, or remain the same?

How much force is needed to stretch a spring 1.2 m if the spring constant is 8.5 n/m? 7.1 n 7.3 n 9.7 n 10.2 n

What forces are equal and opposite sides

B. how does the separation between galaxies compare to the separation between stars? based on your answer, discuss the likelihood of galactic collisions in comparison to the likelihood of stellar collisions.

Period vs string length String length (cm) 100cm, 75cm, 50cm, 25cm Each one below matches the strength length above time 10 periods (s) - trial 1 time for 10 periods (s) - trial 2 time for 10 periods (s) - trial 3

How could you determine the instantaneous speed during a trip?