Jennifer is making a collage using her favorite photos. She wants to cover the collage with something that allows her to see the photos, but also protects them from dust. Which material should Jennifer use?

Galileo was the first to notice that the moon has craters, valleys, and mountains. how might this have changed people's perception of the moon at the time?

Abus travels 280km south along a straight path with an average velocity of 88km/h to the south. the bus stops for 24 min, then it travels 210 km south with an average velocity of 75 km/h to the south. how long does the total trip last?

Atoms in a molecule are bonded together by sharing gaining or losing_