Science Study Guide Fourth Quarter Objectives • Two objects of the exact size and shape are dropped into water. One floats and the other sinks. The object that is _____ ____ will float. •less dense • A scientific tool called a _________ __________ is used to measure volume by analyzing the water displacement. •graduated cylinder •Gold is considered an ______________ because it is made up of only one type of atom. •element •When measuring mass, we use a scientific tool called a _________________. •balance • The ____________, the ____________, and the ____________ are the three types of particles within an atom. •protons •electrons •neutrons •An __________ is considered to be the “basic building block of matter.” •atom • An object with more surface area that is falling will experience _________ air resistance than an object with less surface area. •more •The true measure of weight is measured with a ____________ _____________. •spring scale • Particles in matter are always moving. When the temperature outside drops, the particles in matter begin to move _____________ because it is colder outside. •slower •Jupiter’s inner moons will be most affected by ____________ and ______________. •size (mass) •distance •The force of ____________ would be the force that would cause any object to fall. •gravity • A parachute jumper jumps from an airplane and falls fast until his parachute opens. As the parachute opens, _______ _____________ causes the jumper to slow down as he falls. •air resistance •The “amount of matter in an object” is called its __________. •mass • If you traveled to the moon, you would weigh __________ than you weigh on Earth because of microgravity effects on the moon. 5 •less • A famous scientist named Isaac ______________ explained the Law of Gravitation. He explained that “all objects in the universe are attracted to each other. •Newton • The force of ___________ is the force that prevents objects on or close to Earth from getting “lost in space,” such as the Space Station, space shuttles, satelite dish, jets, or airplanes. •gravity Good luck • You are smart and you can score high on the upcoming Science EQT!