Explain how electromagnetic waves can be used to measure distances of components in the universe.

A car's horn produces a constant frequency of 350 Hz as it passes by Suzy. What is the best estimate of the frequency Suzy hears after the car passes her? A. 330Hz B. 350 Hz C. 360 HzD. 700 Hz

A certain bacterium swims with a speed of 3m/s. How long would it take this bacterium to swim across a petri dish having a diameter of 8 cm

Compare and contrast the processes of evaporation and condensation

5. Which of the following is the correct definition of mechanical energy

Do you believe the right to property is a natural right? Why or why not?

What landform is created when magma squeezes between rock layers to form a hardened slab of rock? a. volcanic neck b. dike c. lava plateau d. sill

A 200 N wagon is to be pulled up a 30 degree incline at constant speed. how large a force parallel to the incline is needed if friction is negligible?

The temperature of 1 m^3 of water is decreased by 10°C. If this thermal energy is used to lift the water vertically against gravity, what is the change in height of the center of mass?

If the net torque is zero, what does this imply about the clockwise and counterclockwise torques.

Which of the following is an example in which kinetic energy is converted to potential energy? O A. A rock falls down a cliff. OB. A match burns. OC. A spring is stretched. OD. A light bulb glows brightly.