Which characteristic of a wave is represented by the picture above? Reflection, Refraction or Diffraction
Elements in the same group (family) will
a) have the same mass
b) react in a similar way
c) have the same atomic number
b) react in a similar way
What energy conversion occurs when using a lamp?
a) electrical, sound
b) chemical, heat, mechanical
c) electrical, light and heat
c) electrical, light and heat
a) gravity b) temperature c) friction
c) friction
What is the volume of the sphere (nearest tenth)?
7238.2
Sound waves CANNOT travel which of the follow?
Water
Mud
Vacuum
Vacuum (empty space)
True or false: as the temperature of a substance increases so does the number of grams that can dissolve.
True
A cell phone changes chemical energy to sound and light energy. In this process, some energy is:
a) destroyed b) changed to mechanical energy
c) changed to heat d) created
c) changed to heat
An object at rest will staty at rest and an object in motion will remain in motion unless acted on by an outside force. This is a description of which of Newton's Laws?
1st Law (inertia)
Find the volume rounded to the nearest cubic centimeter.
3016 cm3
When you borrowed Ms. Erickson's calculator, you noticed that it was pink. The reason that it appears pink is that all light is ___________ except for pink.
Reflected Absorbed Refracted
Absorbed
Water (H2O) is not found on the Periodic Table because water is a (n)
a) element
b) compound
c) mixture
b) compound
Before releasing an arrow, the stretched bow represents which type of energy?
a) kinetic b) potential c) both
When Mr. Harrison turned on his sprinkler, the sprinkler moved in one direction while the water shot out in the opposite direction. This i an example of which one of Newton's laws?
3rd law
1,310,000,000
A tire of a car appears to be black because
a) the tire reflects all colors
b) the tire absorbs all colors
b) the tire absorbs all colors
All matter is made up of
a) vitamins
b) elements
c) atoms
d) cells
Which type of heat transfer is represented above?
convection
Will the box move towards the right (East) or left (West)?
Right/East
What is the rate of change?
5
Which wave has a greater pitch? A or B
B
How many protons does Potassium have?
19
which energy conversion is represented?
a) sound - light b) thermal - sound
c) electrical - chemical d) light - electrical
d) light - electrical
_________ and distance between objects are the two factors that affect gravitational force.
a) density b) volume c) mass d) energy
c) mass
Find the y-intercept of a line that goes through the points (1, 5) and (2,11 ).
b = (0, -1)
Which wave has the highest amplitude?
II
What is the best way to separate a mixture of sand and iron filings?
a) filtration using filter paper
b) tweezers
c) magnet
c) magnet
___________ energy is energy of motion.
a) potential b) kinetic
b) kinetic
A hockey puck will continue to glide across the ice until it hits the wall and stops. This is an example of which of Newton's Laws?
1st Law
How many solutions does the following equation have?
7x + 3 = 7x − 3
No solutions