Which of the following elements is the most reactive?

Beryllium

Calcium

Magnesium

Barium

may explode with such intensity that they become part of other objects

If she wants to bike 220 km, how long (in hours) must she ride? a cyclist rides at an average speed of 25 miles per hour.

A business letter style that shows all text aligned to the left side of the page is called a. full block. b. left block. c. justified block. d. modified block.

A golf ball is rolling in the grass. What must happen to stop the ball from continuing to roll? An unbalanced net force must be applied. A balanced net force must be applied. The net force must be zero.

The (blank) of vibration of a wave is defined as that which has the lowest frequency

Water has a specific heat of 4.186 J/g°C, and ethanol has a specific heat of 2.450 J/g°C. Based on this information, which best compares water and ethanol? It requires more heat to raise the temperature of a gram of ethanol by 1°C.

Try it A volleyball player's hand applies a 39 N force while in contact with a volleyball for 2 seconds. What is the impulse on the ball?

Muscular strength is defined as:

Which piece of playground equipment could be used to model and explain the movement of matter in the biosphere

A 4-kg ball has a momentum of 12 kg∙m/s. what is the ball's speed?