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Cumulative Review 5

Total questions: 30

Worksheet time: 57mins

Name
Class
Date
1.

A metal alloy like bronze or steel is a ____ mixture.

a)

Heterogeneous

b)

Homogeneous

2.
You add sugar to a glass of tea and let it dissolve completely. This is an example of ___.
a)
solubility
b)
malleability
c)
melting point
d)
boiling point
3.

Which chemical property describes a substance that reacts rapidly with oxygen and gives off heat?

a)

combustibility

b)

reactivity

c)

acidity

d)

basicity

4.
Which scientist proposed a model of the atom in which the individual atoms were thought of as tiny solids like balls or marbles?
a)
John Dalton
b)
James Chadwick
c)
Ernest Rutherford
d)
J.J. Thomson
5.
Which atomic model has a positively charged nucleus and a negatively charged cloud of electrons giving the atom its size?
a)
Modern Model
b)
Plum-pudding Model
c)
Planetary Model
d)
Marble Model
6.

Where is most of the MASS of an atom located?

a)

In the nucleus

b)

Electron cloud

c)

In the electron

d)

Evenly spread throughout the atom

7.
The atom has an overall ___.
a)
neutral charge
b)
negative charge
c)
positive charge
d)
static charge
8.
An atom of a group 1 element is most likely to form a bond with ___. (Hint: Group 1 has 1 valence)
a)
Calcium (group 2)
b)
Argon (group 18)
c)
Chlorine (group 17)
d)
Potassium (group 1)
9.
Which group of elements have the most reactive nonmetals?
a)
metalloids
b)
halogens
c)
alkali metals
d)
noble gases
10.
This is used to represent the number of each atom being represented for an element.
a)
an exponent
b)
the coefficient
c)
a molecule
d)
the subscript
11.
The substances listed on the left side of a chemical equation are the ___.
a)
products
b)
coefficients
c)
precipitates
d)
reactants
12.
Cierra is on a camping trip with her parents. They decide to build a campfire to cook their dinner. The burning fire is an example of a __.
a)
chemical and exothermic change
b)
chemical and endothermic change
c)
physical and exothermic change
d)
physical and endothermic change
13.

If the boy in the picture jumps off the diving board, what energy conversion will take place?

a)

Potential to kinetic

b)

Kinetic to potential

c)

Electrical to light

d)

Thermal to kinetic

14.
Which of the following converts chemical energy to thermal energy?
a)
Battery
b)
Person riding a bike
c)
Automobile
d)
Camp Fire
15.
Which of these uses radiation to transfer thermal energy?
a)
electric toaster
b)
steam iron
c)
electric grill
d)
deep fryer
16.
Thermometer number 1 represents temperatures in degrees ___.
a)
Kelvin
b)
Celsius
c)
Fahrenheit
d)
Absolute
17.
When ice on a windshield gets warmer, sometimes it can warm straight to a gas. This is called ___.
a)
sublimation
b)
deposition
c)
melting
d)
condensation
18.
Which state of matter has an indefinite shape (takes the shape of the container) and a definite volume (keeps its size)?
a)
solid
b)
liquid
c)
gas
d)
plasma
19.
The object in the distance-time graph is ___.
a)
Accelerating
b)
Decelerating
c)
Moving at a constant speed
d)
Not moving
20.
What are the two different ways that an object can accelerate?
a)
change in speed and direction
b)
change in time and distance
c)
change in shape and speed
d)
change in distance and displacement
21.
The baseball continues traveling upward until gravity forces it back to Earth. Which of Newton's Laws of Motion is illustrated in this example?
a)
1st
b)
2nd
c)
3rd
d)
4th
22.
Which of the following is correct about mass and weight?
a)
Weight takes into account Earth's gravitational pull.
b)
Mass takes into account Earth's gravitational pull.
c)
Mass is always greater than weight on Earth.
d)
Weight is always less than mass on Earth.
23.

It took Bradley 45s to do 300J of work moving a sofa into a moving truck. How much power did he exert?

a)

6.67 W

b)

300 W

c)

1.33 W

d)

12 W

24.

If you try to lift a 300kg weight one meter, but you are unable to lift it at all, how much work have you done on the weight?

a)

300 N

b)

300 J

c)

300 kg

d)

none

25.
What would happen to the lights in this circuit if another light was added?
a)
They would all remain lit, but would be dimmer.
b)
They would all go out.
c)
They would all remain lit, but would be brighter.
d)
They would all remain lit, and their brightness would not change.
26.
What type of current only flows in one direction through a wire?
a)
Direct
b)
Alternating
c)
Voltage
d)
Electric
27.
All of the following are ways that an electromagnet can be made stronger EXCEPT __.
a)
changing the direction of the current moving through the wire
b)
adding more loops of wire
c)
increasing the size of the iron core
d)
increasing the current moving through the wire
28.

The pressed together regions of particles in a sound wave are called ____.

a)

rarefactions

b)

compressions

c)

frequencies

d)

wavelengths

29.

If the wavelength of a sound wave is increased, what would happen to the sound made by this wave?

a)

It would have a lower pitch

b)

It would get softer

c)

It would get louder

d)

It would have a higher pitch

30.

Which of the following occurs as the source of a sound moves TOWARDS the observer?

a)

frequency of sound decreases

b)

loudness of sound decreases

c)

velocity of sound decreases

d)

frequency of sound increases

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