Science 2nd Semester (Newton's Laws)
Call Kai
Learn
Practice Test
Spaced Repetition
Match
Flashcards
Knowt Play1/24
There's no tags or description
Looks like no tags are added yet.
Name | Mastery | Learn | Test | Matching | Spaced | Call with Kai |
|---|
No analytics yet
Send a link to your students to track their progress
25 Terms
Describe the motion of the race car shown in the graphic.
It is traveling 2000 N to the right.
The force you have to overcome to start an object moving is ____.
static friction
An object of large mass has _____ than an object of small mass.
more momentum
Which team will push the box further?
Team 2
Which force keeps a satellite in orbit?
centripetal force
Kelly sits on a rock. Describe the force pair in this scenario.
Kelly is the action force in this scenario, whereas the rock is the reaction force. Kelly is creating an action by sitting on the rock and the rock is reacting by pushing up on Kelly.
If you are riding on a skateboard and it stops suddenly, your body keeps moving forward. This is because of_______.
inertia
This figure shows a ball and the forces acting on it. Which pair of terms best predicts how the ball will move?
to the left and down
Newton's first law of motion states that an object stays in constant motion unless a(n)__________force acts on it.
unbalanced
The upward force on an object falling through the air is ____.
air resistance
Which of the following is a force?
friction
Forces that are being applied to a single object that are equal in size but opposite in direction are ____.
balanced forces
a girl pushes a sled and the sled accelerates
Newton’s Second Law
everything is matched up correctly except for…
2nd one: runner foot should be action & starting should be reaction
A planet is discovered that is the same size as Earth and has the same gravitational acceleration, but has twice the mass. If you weigh 700 N on Earth, on the new planet you would weigh ____.
1,400 N
For every action there is _____.
an equal and opposite reaction
A skater slowing as she slides across the ice is an example of _____.
friction
An arrow can be used to represent a force. The length of the arrow represents _____.
strength of the force
a rocket takes off because the force from the engines pushes on the ground
Newton’s Third Law
a balloon flies off when the opening is released
Newton’s Third Law
gravity causes a ball to fall
Newton’s 2nd Law
Magnets repel each other
Newton’s 3rd Law
the motion of a satellite as it orbits Earth
Newton’s 1st Law
water pushes you forward when you push against it
Newton’s 3rd Law
a book sitting on a table
Newton’s 1st Law