Sonar in pipeline inspections

Which of the following is a diatomic molecule? Ca2- N2 KCl MgCl2

Which element above has 15 protons in its nucleus? A. oxygen B. carbon C. phosphorus D. sulfur

A 55 kg ice skater is gliding along at 3.5 m/s. Five seconds later her speed has dropped to 2.8m/s. What is the magnitude of the kinetic friction acting on her skates?

Why does conduction occur in solids and liquids easier compared to gases? options: Because the particles in gases are closer together and move slower Because the particles in gases are farther apart and move faster.

What is the maximum number of bonds that can form in a molecule with a central atom containing five electrons in sp 3 hybrid orbitals?

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.