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Atoms & Periodic Table

100

A substance made up of two or more elements that have been chemically combined is called-

What is a compound?

200

In this atomic model, point A represents -

a protona nucleusa neutronan electron

What is a neutron?

300

Because zinc can combine with other substances but cannot be changed into a simpler substance by an ordinary chemical process, zinc is classified as —

What is an element?

400

Which of the following elements has 16 protons?

OxygenChlorineSulfurGermanium

What is sulfur?

500

1. Calcium metal (Ca) can be produced by passing an electric current through molten calcium chloride (CaCl2). Chlorine gas (Cl2) is also formed. What is the balanced equation for this reaction?

   1.   2CaCl → Ca + 2Cl
   2.   CaCl2 + H2O → Ca + ClH + O2
   3.   CaCl2 + Cl → Ca + Cl3
   4.    CaCl2 → Ca + Cl2

What is choice 4?

Electromagnetic Spectrum & Waves

100

On the electromagnetic spectrum, which waves have the lowest energy, lowest frequency, and longest wavelength?

What is radio waves?

200

All waves on the electromagnetic spectrum are arranged

What is wavelength?

300

Draw and label a transverse wave

400

The distance between one point on a compression and the corresponding point on the next compression in a sound wave is called a -

What is a wavelength?

500

Which diagram best shows the reflection of light?

What is the mirror?

Force & Motion

100

Finish this statement:

For ever action, there is an...

What is equal and opposite reation?

200

What is Newton's first law?

What is an object at rest will remain at rest and an object in motion will remain in constant straight motion unless acted on by an external force 

300

 According to Newton’s Second Law, what happens to the acceleration of an object if the force is increased but the mass stays the same?
A) Acceleration stays the same
B) Acceleration decreases
C) Acceleration increases
D) The object stops moving

What is the acceleration increases?

400

 A student pushes a cart with a mass of 10 kg using a force of 50 N. What is the acceleration of the cart?
A) 0.2 m/s²
B) 5 m/s²
C) 500 m/s²
D) 60 m/s²

What is 5 m/s^2?

500

 A book sliding across a table eventually stops. What force is responsible for this change in motion?
A) Gravity
B) Inertia
C) Friction
D) Mass

What is friction?

Energy & Heat Transfer

100

A battery is placed inside a flashlight and then the flashlight is turned on. The chemical energy of the battery is changed into all of the following forms of energy except -

electrical energyheat energylight energymechanical energy

What is mechanical energy?

200

1. The Earth is warmed by solar energy. How is this energy transferred from the sun to the Earth?

   RadiationConvectionConductionUltrasonic

What is radiation?

300

The location on the track where the train has the greatest potential energy is —

 

What is 1?

400

1. Which of the following is an example of kinetic energy?

   1.  A baseball moving from the pitcher to the catcher
   2.  A rock sitting on the top of a large hill
   3.   A pendulum at the top of its swing
   4.   A new flashlight battery

What is a baseball moving from the pitcher to the catcher?

500

1. A burning candle is in the process of transforming —

   1.   heat energy into chemical energy
   2.   chemical energy into light and heat
   3.   chemical energy into mechanical energy
   4.   chemical energy into nuclear energy

What is chemical energy into light and heat?

Energy & Electricity

100

What is J?

200

1. Insulation materials reduce heat loss because they —

   1.   are poor conductors
   2.   block out the sun
   3.   reduce evaporation
   4.   promote convection

What is they are poor conductors?

300

1. An electric light bulb is hot to the touch because —

   1.   current passing through it produces heat
   2.   its magnetic field produces a large amount of heat
   3.  evaporation causes an object to heat up
   4.   its chemical reactions produce heat

What is the current passing through it produces heat?

400

1. Which of the following is an example of static electricity?

   1.   A dry-cell battery connected to wires lights up a light bulb.
   2.   A balloon sticks to a wall after it is rubbed with a piece of wool.
   3.    A magnet sticks to a refrigerator door made of metal.
   4.   A light switch that is turned on runs a ceiling fan.

What is a balloon sticks to a wall after it is rubbed with a piece of wool?

500

1. Which of the following is a true statement about the magnetic field between two magnets?

   1. The south pole of one magnet is attracted to the south pole of the other magnet.
   2.  The south pole of one magnet is attracted to the north pole of the other magnet.
   3.  The north pole of one magnet is attracted to the north pole of the other magnet.
   4.  The south pole of one magnet is attracted to both poles of the other magnet.

What is the south pole of one magnet is attracted to the north pole of the other magnet?