Which is true of electricity generated both from coal and from nuclear reactions?

They both release radioactive waste.

They both use solar energy.

They both require mining.

They both release greenhouse gases.

Two plane mirrors are facing each other. They are parallel, 6 cm apart, and 24 cm in length, as the drawing indicates. A laser beam is directed at the top mirror from the left edge of the bottom mirror.

How do modern scientists describe the make up of matter

What is electric field?

There are four groups of stars on the H-R diagram about 90% of the stars are in the?

Astronomers want to study a star in the Andromeda galaxy, the closest galaxy to our own. Which instrument has the advanced technology needed to study such a far-off object? Select three options. A. rover B. probe C. satellite D. space station E.

An aircraft with a landing speed of 295 km/h lands on an aircraft carrier with a landing area 205 m long. Find the minimum constant deceleration require for a safe landing.

What is the formula for calculating wave speed?

Where is the error in this sentence? A great place to visit on a sunny afternoon is Golden Gate park in San Francisco.

a family backpacking at Yosemite national park took 5 hours to climb a mountain trail 7.5 km long. what was the family's average speed

You apply a force of 54 N to a car jack in order to change a tire. Each "Crank" of the jack is exerted over a distance of 64 cm. What is the work input on the car jack? (Hint: 1m = 100 cm) Step # 1 Step #2 Step #3