A skydiver with mass of 60 kg accelerates to earth at a rate of 9.8 m/s/s due to gravity. What is the force on the skydiver? Explain how you determined the answer and its units.

You have two pieces of wire that allows electrons to pass through them when they are connected to each other. If you insert a piece of rubber between the wires, the electrons do not flow. The rubber material is?

When a boat moves through the water, the waves in front of the boat bunch up, while the waves behind the boat spread out. this is an example of?

Why don't we use more renewable energy sources

Match newtons laws with the correct equations

Which step makes proteins by binding amino acids together

Which is one way scientists indicate how precise and accurate there experimental measurements are

During the falling of the ball it has potential gravitational energy or kinetic energy?

How can oxygen enter the lungs?

In which phase of matter are the atoms closely packed but still able to slide past each other?

Chemical analysis of the oxygen isotopes in foraminifera shells allow scientists to create a climate record like the one shown here.