Esulfur burns easily. Iron is attracted by magnets. the mineral made by sulfur and iron, but it does not burn and it is not attracted by magnets. is it a mixture? why? and why not?

True or false In longitudinal waves, the medium moves parallel to the direction of energy transport.

The distance between two consecutive crests is 2.5 meters. Which characteristics of the wave does this distance represent?

What can be calculated if you know the distance that an object travels in one unit of time?

Some athletic shoes have inflatable air pockets inside them. These air pockets act like springs that become stiffer as you pump up the air pressure. High pressure also makes you bounce back up off the floor sooner.

You are creating waves in a rope by shaking your hand back and forth. Without changing the distance your hand moves, you begin to shake it faster and faster. What happens to the amplitude, frequency, period, and velocity of the wave?

Why can't cells get any glucose directly from the small intestine?

Oxygen makes up the largest part of living cells at 65%. What is the percentage of the second-most abundant element in living cells?

Shivering to warm up illustrates which characteristic of life? A. adaptation to environment B. homeostasis C. getting energy D. growth

Dante pours hot tea into a mug that is cool to the touch. Which best explains what will happen now?

What type of resource can be regenerated or replenished by biochemicl cycles