Corrosive substances are rarely harmful to human skin.

True False

Most problems addressed by the technological design process have only one solution.

True False

A student walks 3 blocks east, 4 blocks north, and 3 blocks west. What is the displacement of the student?

The three particles that make up atoms are Question 9 options: protons, neutrons, and isotopes. positives, negatives, and neutrals. protons, neutrons, and electrons. neutrons, isotopes, and electrons.

If a galaxy is located 200 million light years from Earth, what can you conclude about the light from that galaxy?

Determine the change in velocity of a car that starts at rest and has a final velocity of 20 m/s north

Define the terms solute, solvent, and solubility. Describe two factors that influence solubility.

Two objects experience a 12 N electrical force between them. What force will the objects experience if the distance between them is doubled?

a submarine moving directly upward in the water at constant speed. The weight of the summer and it is 500,000 N. The submarines motors are off. The magnitude of the buoyant force acting on the submarine is

If the car went 30 km west in 25 min. and then 40 km east in 35 min., what would be its total displacement?

Which of the following is not the name of a space station that was in orbit around Earth?

Relationship between acceleration and free fall