Answer:
100% efficiency
Explanation:
the machine has _100%_ efficiency.
(fill in the blank)
Shadows are formed when an opaque object or an object that doesn't allow light to pass through is in the way or infront of etc. a source of light.
Answer:..
1.One light-year = 63,240 AU
2. It’s about 93 million miles (150 million km),or
one astronomical unit (AU) = 92,955,807 miles (149,597,871 km).
How would you describe the behavior of particles in a solid?
