NEW
Font size
S
M
L
XL
Worksheets2nd 6 weeks Science study guide (1st half)
Total questions: 55
Worksheet time: 4hrs 29mins
Name
Class
Date
1.
A magnet would be most useful in separating which of the following mixtures?
a)
salt and water
b)
rocks and soil
c)
sugar and iced tea
d)
iron fillings and sand
2.
Which of the following mixtures could be separated with a magnet?
a)
aluminum cans and iron cans
b)
plastic cups and paper cups
c)
wooden blocks and plastic blocks
d)
pencil leads and rubber erasers
3.
Which two forms of energy does the Earth receive directly from the Sun?
a)
light and sound
b)
light and thermal
c)
electrical and light
d)
mechanical and thermal
4.
Which of the following uses electrical energy to produce light AND sound?
a)
lamp
b)
candle
c)
flashlight
d)
television
5.
Students in a science class were lighting bulbs by attaching them to batteries with wires. What form of energy were they exploring?
a)
mechanical
b)
electrical
c)
thermal
d)
sound
6.
Which form of energy is transmitted by vibrations in the air?
a)
electrical
b)
thermal
c)
sound
d)
heat
7.
Water flowing downhill is demonstrating what form of energy?
a)
mechanical
b)
light
c)
electrical
d)
thermal
8.
All of the following objects are used to produce heat or light energy EXCEPT -
a)
lamps
b)
ovens
c)
candles
d)
bicycles
9.
A flashlight produces light energy by using which of the following types of energy from batteries?
a)
electrical
b)
solar
c)
nuclear
d)
sound
10.
An object produces sound because it -
a)
reflects light from the sun
b)
generates electrical energy
c)
absorbs heat from water
d)
causes air to vibrate
11.
What type of energy is used in an oven to back a cake?
a)
mechanical energy
b)
sound energy
c)
thermal energy
d)
light energy
12.
A boy is using a bow and arrow. What form of energy does a bow and arrow demonstrate?
a)
electrical energy
b)
mechanical energy
c)
sound energy
d)
thermal energy
13.
Energy produced by a machine or moving part -
a)
thermal energy
b)
electrical energy
c)
mechanical energy
d)
sound energy
14.
That which is needed to do work -
a)
energy
b)
thermal energy
c)
electrical energy
d)
mechanical energy
15.
Energy produced from vibration that you can hear -
a)
thermal energy
b)
electrical energy
c)
mechanical energy
d)
sound energy
16.
Energy that can be seen by the eye -
a)
light energy
b)
thermal energy
c)
electrical energy
d)
sound energy
17.
Energy produced by a power source -
a)
energy
b)
thermal energy
c)
electrical energy
d)
mechanical energy
18.
Energy that causes a change in temperature between materials -
a)
light energy
b)
thermal energy
c)
electrical energy
d)
sound energy
19.
Lightning is a form of electricity that we call _________ electricity.
a)
thermal
b)
static
c)
newtonian
d)
voltage
20.
Batteries are a form of electricity.
a)
true
b)
false
21.
Material that ALLOWS electric current or heat to flow through easily.
a)
conductor
b)
insulator
c)
closed circuit
d)
open circuit
22.
MATERIAL that PREVENTS electric current or heat to flow through easily.
a)
conductor
b)
insulator
c)
closed circuit
d)
open circuit
23.
The PATHWAY through which electrical current flows.
a)
electromagnetic field
b)
electric circuit
c)
electric current
d)
open circuit
24.
A magnetic field created by an electrical current.
a)
electromagnetic field
b)
electric circuit
c)
electric current
d)
open circuit
25.
A PATHWAY that ALLOWS an electric current to flow freely.
a)
conductor
b)
insulator
c)
closed circuit
d)
open circuit
26.
A PATHWAY that PREVENTS an electric current to flow freely.
a)
conductor
b)
insulator
c)
closed circuit
d)
open circuit
27.
The flow of electricity through a circuit.
a)
electromagnetic field
b)
electric circuit
c)
electric current
d)
open circuit
28.
Energy created by the movement of electrons.
a)
electrical circuit
b)
electric current
c)
electricity
d)
electromagnetic field
29.
When the lights are ON, the circuit is ______.
a)
open
b)
closed
30.
When the lights are OFF, the circuit is ______.
a)
open
b)
closed
31.
Electricity was discovered by _________.
a)
Andre-Marie Ampere
b)
Michael Faraday
c)
Benjamin Franklin
d)
Alessandro Volta
32.
An incomplete circuit _________ allow electricity to flow.
a)
does
b)
does not
33.
Christmas lights are an example of a _________ circuit because when one light goes out, they all quit working.
a)
series
b)
parallel
34.
Which of the following is an example of a conductor?
a)
plastic
b)
paper
c)
paperclip
d)
rock
35.
Which of the following is an example of a insulator?
a)
key
b)
foil
c)
penny
d)
eraser
36.
A lamp is a __________ source of light.
a)
man-made
b)
natural
37.
The sun is a __________ source of light.
a)
man-made
b)
natural
38.
Which type of objects cast shadows?
a)
transparent
b)
translucent
c)
opaque
39.
Water is _____________.
a)
transparent
b)
translucent
c)
opaque
40.
When light travels in a straight line until it strikes a medium and bounces back, it's called _________.
a)
reflection
b)
refraction
41.
The V in ROYGBIV stands for ____________.
a)
velcro
b)
voltage
c)
violet
d)
vortex
42.
There is no sound in space because there is no air.
a)
true
b)
false
43.
A push or pull that causes an object to move, stop, or change direction.
a)
gravity
b)
magnetism
c)
force
d)
friction
44.
The pushing or pulling force produced by a magnet.
a)
gravity
b)
magnetism
c)
force
d)
friction
45.
A force that slows or stops motion when objects rub together.
a)
gravity
b)
magnetism
c)
force
d)
friction
46.
The force that pulls objects toward the center of Earth.
a)
gravity
b)
magnetism
c)
force
d)
friction
47.
Famous scientist known for his theory of gravity and three laws of motion.
a)
Benjamin Franklin
b)
Fig Newton
c)
Sir Isaac Newton
d)
Franklin D. Roosevelt
48.
Our moon revolves around Earth because ___________ pulls the two objects toward each other as they move.
a)
friction
b)
magnetism
c)
gravity
d)
force
49.
People are able to skydive indoors because gravity and blowing air are ____________.
a)
balanced forces
b)
unbalanced forces
50.
Magnets attract all of the following EXCEPT-
a)
iron
b)
copper
c)
cobalt
d)
steel
51.
Opposite poles on a magnet -
a)
attract
b)
repel
52.
Friction is a ______________ force.
a)
contact
b)
non-contact
53.
The circuit below is __________.
a)
complete
b)
incomplete
54.
Which label should take the place of the QUESTION MARK on the picture?
a)
energy source
b)
switch
c)
path
d)
output device
55.
Which label should take the place of the QUESTION MARK on the picture?
a)
energy source
b)
switch
c)
path
d)
output device
Reset
