1. When you use your muscles to “push” a couch across the floor, really your muscles are pulling? How does this work? Mention both leverage and the Sliding Filament Model to explain how “pushing” is really “pulling.”

Whay is the following best defines climate

Consider the classification levels of a human. eukarya ,animalia ,chordata ,mammalia ,primates, hominidae ,homo ,sapiens .which is the most specific taxonomic level in the classification system above? a sapiens b homo c hominidae d primates

The activity of the modern sample is 1.10 bq . how long does that measurement take?