WorksheetsREVIEW TEST IN SCIENCE 3.1
Total questions: 20
Worksheet time: 40mins
According to Newton's third law, forces always occur in ____ pairs.
equal but complementary
unequal but opposite
equal but opposite
unequal but complementary
____ is the speed of an object and the direction of motion.
friction
mass
gravity
velocity
An object that experiences a push or a pull has a(n) __________ exerted on it.
environment
system
inertia
force
A magazine rests on top of a TV remote that is sitting on a table. Which is NOT exacting a force on the remote?
gravity
remote
table
your hand
What is motion?
It's like the ocean
Any change in an animal or person's position.
Motion is like acting
Any change in an object or person's position.
Which of the following surfaces has the least amount of friction?
a gravel driveway
a dirty road
a road covered with ice
a road covered with spilled sand
If one person pulls a heavy couch to the left and another person pushes it in the same direction, then:
The couch will not move
The couch will split in two pieces
The net force will be greater than the force exerted by one person
The net force will be less than the force exerted by one person
What are balanced forces?
Forces where the effect of one force is cancelled out by another
Forces measured using a Newton balance
Forces where the effect of one force is larger than another
total forces combined
When air rushes out of a balloon and it moves upward. This is an example of which Law of Motion.
first
second
third
fourth
Who is the scientist that developed the laws of motion?
Albert Einstein
Galileo Galilee
Stephen Hawking
Isaac Newton
The force acting in the opposite direction
action force
gravity
reaction force
inertia
force
It is a push or a pull that causes changes in motion
action force
gravity
reaction force
inertia
force
Distance and direction are two aspects of motion.
True
False
Speed is how fast an object’s position changes over time.
True
False
25 N ---> _____ <----30 N
5N to the right
5N to the left
55N to the left
55N to the right
200N -- > ____ ---> 5N
205N to the right
195N to the right
205N to the left
195N to the left
Kia runs at a speed of 5 kmph. How much time does he take to walk a distance of 30 km?
What are the given in the problem?
5kmph- speed
30 km- distance
5 kmph distance
30 km velocity
Kia runs at a speed of 5 kmph. How much time does he take to walk a distance of 30 km?
What is asked in the problem?
Distance
Time
Speed
Acceleration
Kia runs at a speed of 5 kmph. How much time does he take to walk a distance of 30 km?
What is the formula you will used?
T= D/S
T= S/D
T= D x S
Kia runs at a speed of 5 kmph. How much time does he take to walk a distance of 30 km?
6 hours
6 minutes
5 hours
5 minutes
