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WorksheetsMilestones 4
Total questions: 20
Worksheet time: 18mins
Name
Class
Date
1.
Shaina uses a shovel to dig a hole to plant a tree. A shovel is an example of a compound machine because it is made up of what two simple machines?
a)
Wheel and axle and lever
b)
Lever and wedge
c)
Screw and wedge
d)
Inclined plane and wedge
2.
On Earth, an astronaut has a mass of 140 kg. When the astronaut goes into space, she
a)
will have a mass of 140 kg, but will have less weight.
b)
will have less mass and weight.
c)
will have a mass of 140 kg, and have a weight of 140
kg.
d)
will have less mass and a weight of
140 kg.
3.
Which explains why a person using a ramp can load heavy boxes onto a truck more easily than a person can using only human strength?
a)
The person using a ramp needs less force.
b)
The person using human strength needs less force.
c)
The ramp reduces the weight of the boxes.
d)
Friction makes it harder to lift boxes without a ramp
4.
Which is true about the relationship between an object’s mass and its weight?
a)
The object’s mass is caused by the weight of the
object pushing downward.
b)
Weight is gravity’s force on the object, which is
determined by its mass.
c)
An object’s weight and its mass are the same, but they
are measured differently.
d)
An object’s weight and its mass are
independent of each other.
5.
This graph shows the velocity of the car. Which statement BEST explains how the car is moving?
a)
Velocity is increasing, so the car is accelerating.
b)
Velocity is decreasing, so the car is accelerating.
c)
Velocity is increasing, so the car is not accelerating.
d)
Velocity is decreasing, so the car is not accelerating.
6.
A circuit contains four light bulbs. One light bulb goes out, but the other three stay lit. This must be a(n) ___ circuit.
a)
open
b)
series
c)
parallel
d)
resistant
7.
Which of the following is a true statement about the magnetic field between two magnets?
a)
The south pole of one magnet is attracted to the south pole of the other magnet.
b)
The south pole of one magnet is attracted to the north pole of the other magnet.
c)
The north pole of one magnet is attracted to the north pole of the other magnet
d)
The south pole of one magnet is attracted to the both poles of the other
8.
Look at the circuit. What essential part of an electric circuit is missing at position X?
a)
Load
b)
Switch
c)
Wires
d)
Energy source
9.
Which is a result of the effect of gravity?
a)
Rocket engines can force objects into space.
b)
Air friction causes falling objects to slow down.
c)
Released objects always fall toward Earth’s surface.
d)
Airplanes are able to fly without falling to the
ground.
10.
Jeff was riding in a car. Which change demonstrates the GREATEST effect of inertia?
a)
The car makes a sudden stop.
b)
The car slows down gradually.
c)
The car changes into another lane.
d)
The car runs out of gas and rolls to a stop.
11.
On which simple machine is a fulcrum found?
a)
pulley
b)
wheel and axle
c)
lever
d)
inclined plane
12.
As Maria stood knee-deep in the ocean, she noted how high the water came up on her compared to the day before. Which property of waves was Maria observing?
a)
frequency
b)
wavelength
c)
amplitude
d)
speed
13.
Oliver the dog doesn’t want to walk in the rain. He can make his owner pull harder on the leash to get him out the door by
a)
sitting on the vinyl floor.
b)
sitting on the tile floor.
c)
sitting on the carpeted floor.
d)
sitting on the wood floor.
14.
After swimming in the ocean, Jorge sits in the sun to dry off. He notices small white crystals on his skin. Which of the following statements is the most reasonable explanation for what has happened to Jorge?
a)
The water evaporated and attracted dust to Jorge’s skin.
b)
The white crystals are dead skin cells that are being shed.
c)
Jorge has developed a rare skin disorder.
d)
Salt that is dissolved in the water remained on Jorge’s skin after the water evaporated.
15.
The image shows a section of the Periodic Table. Which of the following statements is correct for the elements shown?
a)
Lithium has the greatest atomic number.
b)
Sodium has the least atomic mass.
c)
Atomic number decreases as you move down the column.
d)
Atomic mass increases as you move down the column.
16.
Catherine rubs an iron nail in one direction with the south pole of a magnet. Which of the following is true of the magnetized nail?
a)
It will only be attracted to the north pole of a bar
magnet.
b)
It has a strong north pole and a much weaker south
pole.
c)
Its domains have become rearranged so that they line
up in one direction.
d)
The bar magnet has caused a random arrangement of the
nail’s domains.
17.
Max drops one effervescent tablet into a beaker of water and places an identical table on the lab table. He observes bubbles of gas form on the surface of the first tablet. The bubbles rise and break on the surface of the water. After several minutes, no more bubbles form and the tablet is not visible in the water. The tablet on the lab table is unchanged. What conclusion should Max draw from his observations?
a)
The tablet that was placed in the water changed
directly into a gas through a physical change.
b)
The tablet that was placed in the water broke down
when exposed to light and formed a gas through a chemical change.
c)
The tablet that was placed in the water caused
dissolved gases in the water to be released through a physical change.
d)
The tablet that was placed in the water interacted
with the water to form a gas through a chemical change.
18.
The graph shows the changes in temperature during a chemical reaction. About how many minutes passed from the time the highest temperature was reached until the temp. decreased to 20*C?
a)
7 minutes.
b)
8 minutes
c)
11 minutes
d)
12 minutes
19.
Katie wants to learn how various amounts of sunlight affect plants. Which of the following variables is the only one that she should change?
a)
the type of plant
b)
the amount of light
c)
the volume of water
d)
the quantity of nutrients
20.
For Kathy to see the image, light must have entered her eyes. What specifically entered her eyes?
a)
only matter
b)
only energy
c)
both matter and energy
d)
neither matter nor energy
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