Which of these is an example of a physical change?

Question 5 options:

grinding pepper

baking a cake

lighting up a grill

toasting bread

A 2 microcoulomb charge is placed at a distance of 0.25 m away from a 3.6 microcoulomb charge. Describe the type of electrostatic force between the charges and calculate the magnitude of the electrostatic force between them.

A camera with a 50.0-mm focal length lens is being used to photograph a person standing 3.00 m away. if the film is 36.0 mm high, what fraction of a 1.75-m-tall person will fit on it?

What does a genus have

What is the kinetic energy of a 8kg cat running 5m/s?

What term refers to producing magnetism by placing a body within a magnetic field?

Jose wandered 4 kilometers at 2 kilometers per hour. How long did Jose wonder?

26. What are the 2 conditions required for work to occur?

What's another name for pure substance

How could you demonstrate that visible white light is composed of many different colours?

1500 Joules of work are done lifting a 500 N weight. How high was the weight raised as a result of this work?