4) Electric nature of lightning was established by

(a) Robert Hook (b) Isaac Newton (c) Benjamin Franklin (d) Robert Koch

Describe the steps you use during an experiment

Where are the magnetic field and force weakest in a magnet? near both poles of the magnet near the north pole near the center of the magnet near the south pole

Laptop sits on a desk the desk applied an upward force of the laptop and keeps it from falling to the floor this force is a push what is the direction of this force?

Two identical steel balls mounted on wooden posts initially have different amounts of charge, one with - 14uC and the other with - 2uC. the balls are allowed to touch then separated again. what is the final charge on each ball?

Milk has a density of 1.035 g/ml and olive oil has a density of 0.850 g/ml. Which has more mass

Which is a correct statement of what occurs at a turbine during electricity production?

2. Which graph shows a possible voltage profile over time for a 12 V lantern battery as it provides power to a bank of electric lights?

How would you describe the interaction between opposite (N-S or S-N) magnetic pols?

Which of the following sequences correctly identifies the orders of the lobes of the cortex from anterior to posterior?

How much heat is needed to raise the temperature of 5g of water by 18°C