What is the purpose of using a wedge?

A. separates objects

B. keeps objects together

C. allows you to exert force over a distance

What is the value of j in the equation j j 14 = 3 j 10? a. 2 b. 2 c. 4 d. 16

Explain why guitar strings of the same length have different pitches.

The angle between an incident light ray and a plane mirror is 50 degrees. What is the angle of incidence? And what is the total angle turned by the light ray?

If the Sun were scaled down to the size of a grapefruit, about how far would you have to walk from our classroom to reach Alpha Centauri, the closest star?

What is the average speed of a car that traveled 300.0 miles in 5.5 hours?

What is the force of gravity between two 3.0 kg masses 1.0 m apart?

What are the tool needed to find the density of an irregularly shaped object?

What is the fundamental frequency if the tension in the string is halved?

What amount of heat is required to raise the temperature of 25 grams of copper to cause a 15º C change? The specific heat of copper is 0.39 J/gº C. 115 J 150 J 250 J 300 J

Plasma is the most abundant state of matter in the universe