1st Semester ACP Review Question Preview (ID: 34274)


8th Grade 1st Semester ACP Review: Atoms, The Periodic Table, Chemical Formulas, Chemical Equations, Chemical Reactions, Force And Motion, Netwon's Laws Of Motion, Plate Tectonics, And Topographic Maps. TEACHERS: click here for quick copy question ID numbers.

Which of the following can be used to identify what element an atom is?
a) Atomic number
b) Electrons
c) Neutrons
d) Energy levels

An atom has 1 proton, 0 neutrons, and 1 electron. Which of the following can be used to identify the atom?
a) Atomic number
b) Electrons
c) Neutrons
d) Energy levels

An atom has 13 protons, 12 neutrons, and 13 electrons. What is the atomic mass of the atom?
a) 13
b) 12
c) 25
d) 26

What is an atom?
a) A cell
b) The smallest particle (piece) of an element
c) A molecule
d) A person

In which group on the Periodic Table would we most likely find a highly reactive element that conducts electricity and has luster?
a) 1
b) 16
c) 17
d) 18

How many groups are on the periodic table
a) 8
b) 7
c) 18
d) 140

Which of the following statements correctly describes a chemical reaction?
a) Sugar dissolves into water.
b) Red food coloring is added to water.
c) When combined, two substances settle out into separate layers with one substance on top of the other.
d) A new substance with different chemical properties is formed.

What type of plate boundary forms volcanoes and trenches?
a) Convergent
b) Divergent
c) Subduction
d) Transform

Which of the following is the best evidence that all the continents used to be combined millions of years ago as one supercontinent called Pangaea?
a) Glaciers are found in Antarctica
b) Fossils are found underground in Texas
c) The coastlines of South America and Africa look like they used to fit together
d) The ocean has waves

What is the name of the scientist who developed continental drift theory?
a) Albert Einstein
b) Alfred Wegener
c) Kanye West
d) Isaac Newton

In a chemical equation, products go on which side of the yield arrow?
a) Left
b) Right
c)
d)

How do we calculate atomic mass?
a) Subtract protons from the atomic number
b) Subtract electrons from protons
c) Add protons and electrons
d) Add neutrons and protons

Which of the following does NOT correctly describe the location of electrons in an atom?
a) In the nucleus
b) On the energy levels
c) In the electron cloud
d) Surrounding the nucleus

The less valence electrons an atom has, the ...
a) Less reactive it will be
b) More reactive it will be
c) Smaller mass it will have
d) Larger mass it will have

On which group on the Periodic Table would you find nonreactive, brittle elements that do not conduct electricity?
a) Group 1
b) Group 4
c) Group 15
d) Group 18

After scoring a touchdown, University of Oklahoma Sooners receiver Dede Westbrook spikes the football on the field. Which of the following correctly uses Newton's Laws of Motion to describe the spike?
a) Gravity is the only force acting on the football.
b) If the football had a larger mass, less force would be required to move the football.
c) As the football applies force to the field, the field applies an equal and opposite force back on the football.
d)

Which of the following statement correctly describes the action and reaction force pair when a rocket launches?
a) As the rocket moves up, gravity pulls down on the rocket ship.
b) As the fuel combusts and fires down out of the rocket, the rocket ship is launched upwards with an equal force.
c) As the rocket ship breaks free of Earth's gravity, gravity on Earth increases.
d) As the fuel combusts and fires down out of the rocket, the rocket ship is launched upwards with a greater force.

To score a goal, Lionel Messi kicks a 2 kg soccer ball with 20 Newtons of force. What is the soccer ball's rate of acceleration?
a) 2 meters per second squared
b) 4 meters per second squared
c) 10 meters per second squared
d) 40 meters per second squared

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