Which do you think will penetrate farther into a block of lead, x-rays, or gamma rays

Given the speeds of each runner below, determine who runs the fastest. Emily runs 15 feet per second. Jake runs 109 feet in 8 seconds. Stephanie runs 1 mile in 467 seconds. Tony runs 760 feet in 1 minute. A. Emily B. Jake C. Stephanie D. Tony

How is the maunder minimum related to climate? a. changes in the earth's orbit correlate to changes in climate. b. unusually low sunspot activity correlates to unusually cold climatic events. c. the maunder minimum is unrelated to climate. d.

The current through a device is 0.30 A, and the resistance in the device is 20 many 1.5 V batteries are required to run the device?

What are some ways that light can be controlled and what does it do to the light

Distinguish For a science fair project, Ina wanted to investigate if flower color influenced the attraction of butterflies and moths. She made the table after observing the visits of butterflies and moths over a one-day period.

Any good and bad insulators of thermal energy, hot or cold, and why?

You create a transformer by wrapping wire around an iron nail. The number of turns are: Primary (500); Secondary (2500). The Primary voltage is 3.00 V. The Secondary current is 200 mA.

A 90kg cannon fires 100kg shell with muzzle velocity of 75m/s. Calculate the recoil velocity of the cannon relative to the ground

The planet XYZ traveling about the star ABC in a circular orbit takes 24 hours to make an orbit. Assume that the orbit is a circle with radius 89 comma 000 comma 00089,000,000 mi. Find the linear speed of XYZ in miles per hour.

Your heart pumps 80 g of blood with each beat. The blood starts from rest and reaches a speed of 0.60 m/s in the aorta. If each beat takes 0.16 s, the average force exerted on the blood is a. 3.0" 102 N b. 0.22 N c. 0.16 N d. 0.30 N e. 0.98 N