A claw hammer is used to pull a nail from a piece of wood. Where should you place your hand on the handle and where should the nail be located in the claw to make the effort force as small as possible?

What could you do to make the beam of light from the laser refract less as it exits the prism?

Which is true? light waves do not change speed as they travel from air through water. light waves speed up as they travel from the air through the water light waves slow down as they travel from the air through the water.

A derived unit is a combination of fundamental units. Which of the following is an example of a derived unit? a) centimeter (used to measure distance) b) gram (used to measure mass) c) cubic centimeter (used to measure volume)

How is a dry cell constructed?

How does the theory of natural selection explain the diversity of life? Awnser in 5 sentences.

Objects falling through air experience a type of friction called a. terminal velocity. b. air resistance. c. inertia. d. rolling frictio

Between which pair of objects would the largest gravitational attraction be found

Which of these items are made of cells? Check all that apply

Which of the following is true about high-energy mechanical devices?

Which sequence of coefficients will balance the following equation Ca (s) O2 (g) 2CaO (s)