What type of radiation is given off in the nuclear reaction 210 84po → 206 82pb + ?

10) Two students want to use a 12-meter long rope to create standing waves. They first measure the speed at which a single wave pulse moves from one end of the rope to another and find that it is 36 m/s.

If an equation is balanced, it demonstrates the law of conservation of mass. a. True b. False

What will happen to the density of an object when it's mass increases?

How would you best describe a scientific theory

How do you calculate change in position? A. initial position times two B. final position plus initial position C. final position minus initial position D. initial position minus final position

Consider the Sun and Earth as a single system. How does the law of conservation of energy apply to this system? A) The energy from the Sun that reaches Earth is destroyed by Earth.

Based on the law of conservation of energy, which statement is false Energy is lost when machines don't work right. We can't add more energy to the universe. We can't destroy energy that exists in the universe.

A 120-g rubber ball is thrown with a speed of 10 m/s at an oncoming 900-kg car which is approaching at 30 m/s, and undergoes a one-dimensional elastic collision with the car.

Name two index fossils. Why are these fossils important to the practice of relative aging?

The equation for water is h2 o2 → h2o. to balance the equation, which coefficient should be placed in front of h2 and h2o?