When would it be easier for a bear to catch a fish: as the fish swims in the water on when it jumps into the air? Use your knowledge of the properties of light to support
your answer. (3 marks)

Debbie places two shopping carts in a cart corral she pushes the first cart which then pushes a second cart what force is being exerted

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a.true or b.false

Which of the following best describes internal energy? a. the difference between the kinetic and potential energies of the particles in a system b. the sum of the kinetic and potential energies of the particles in a system c. the sum of the kinetic and thermal energies of the particles in a system d. the difference between the kinetic and thermal energies of the particles in a system