The best kind of bridge ... using popsicle sticks? What bridge holds the most weight ... how do youmake a popsicle stick that won't break?

As water moves down through the ground, what force is acting against it? A. Capillary action B. Saturation C. Gravity D. Permeability

Do change that cannot be easily reversed such as burning observe the law of conservation of mass

Identify the techniques used to try to locate extra solar (exo) planets A) transits B) doppler technique C) spectral detection D) gamma cepheid

Which universe force acts only on protons and neutrons in a nucleus

A wave has a wavelength of 15 mm and a frequency of 7 hertz. What is its speed?

All forces are different each exerts a particular type of effect on an object

Witch statement about polymers is true

Two bullets have masses of 3,0 g and 6.0g, respectively. both are fired with a speed of 40.0 m/s. Which bullet has more kinetic energy? What is the ratio of their kinetic energies

What does it mean that a form of energy might take more energy to harness than it provides? Are renewable resources always renewable, or can they become non-renewable? Why aren't renewable resources used for everything that we use energy for?

What would a sound wave do if it traveled from a gas to a liquid? •stop •stay the same speed •slow down •speed up