A change in color during a reaction is often a sign that a chemical change has occurred.

A pair of fuzzy dice are dangling from the rear view mirror of a car. when the car accelerates forward how are the dice likely to move, according to newton's first law? w are the dice likely to move, according to newton's first law?

An object is moving at 5 m/s and a few seconds later it is moving at 3 m/s. What had to have happened? A. The object's net force was 0 N. B. The object's acceleration increased. C. An unbalanced force acted on the object

What is the stress on a steel beam with a 1 m2 cross-section if a force of 15,000 newtons is applied to it?

Which type of institution employs the most forensic anthropologists on a full time basis?

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?

Ways that charges can be transferred

A cricketer can throw a ball to a maximum horizontal distance of 100m. How much high above the ground can he throw same ball

What is the relationship between the slope of the position graph of an object and its velocity?

Differeniate between thermal energy and heat

The term that describes the time when the sun's are directly over the equator is: