stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Gravity, Forces, Etc. Flashcards | StudBud
Explore
/
Gravity, Forces, Etc.
Gravity, Forces, Etc.
25 terms
·
StudBud Administration
·
4,711 plays
Imported from external platform
Flashcards
25 cards
F
Practice quiz
P
Host live
L
Questions
25
Answers
1
Why do we (yes you) get pulled towards the center of the earth?
Magic
The earth is the most massive thing there is
The earth is the closest thing there is
The earth is the largest, and 'closest' thing to us
2
Forces are measured in
Kg
Newtons
L
Lbs
3
Which of the following is Newton’s 1st law?
Inertia
For every action there is an = and opposite reaction
F = ma
4
Two objects with the same weight on Earth must have the same
Density
Acceleration
Mass
5
As distance decreases between two objects, their gravity
Decreases
Increases
Stays the same
6
What happens to the force of gravity as two planets drift apart?
Stays the same
Increases
Decreases
7
Weight is dependent on
The amount of space you take up
The force of gravity
Your volume
8
As The Doctor travels between planets what never changes?
Mass
The inevitable threat of Daleks
Weight
9
Gravity pulls things
stronger on the heavier object
Apart
Towards the center of the Earth
10
What were we solving for in the PHeT gravity lab?
Force
G
Distance
Mass
11
What is the force of gravity between a 50 kg King & a 40 kg Queen who sit 3m apart in court?
7.5 x 10-8
4.8 x 10-9
1.48 x 10-8
12
What happens to the force of gravity if the masses are both 4x, and the distance is doubled?
2 X
16 X
8X
4 X
13
Pick the most accurate word. You needed to __________ your homemade force scale first.
Adjust
Measure
Scale
Calibrate
14
What is the percent error if the accepted value is 10N, and you got 5N with your force scale?
50%
10%
150%
25%
15
What is the gravitational force between a 75 kg object and a 54 kg object that are .45m apart?
4.8 x 10-6
1.334 x 10-6
5.98 x 10-6
16
Which of the following is not a force we discussed in class?
Friction
Gravity
The Time Warp
Magnetism
17
What happens to gravity if one mass is 3X and the distance is 1/3 as far apart?
.25 X
3 X
1/ 3 X
4 X
18
Gravity is measured from the ______ of objects
Edges
Center
19
What is the weight of a 40 kg satellite on Mars? g = 3.711 N/Kg
148.44 N
400 N
10.78 N
20
What does Newton's 3rd law tell us about gravity?
The smaller object feels a stronger force
The force is stronger on the more massive object
The force is equal between the two objects
21
While traversing the solar system, u decide to stop off at Jupiter. What happens to your weight
Weight decreases
Weight does not change
Weight increases
22
What word or words most accurately describes this photo?
Precise
Neither
Accurate
Accurate & Precise
23
Gravity is a force that is always
Attractive
Repulsive
24
What word or words most accurately describes this photo?
Precise
Accurate
Neither
Accurate & Precise
25
Solve the equation for d
2
. F = (Gm
1
m
2
)/ d
2
F/ (Gm1m2)
F= ma
(Gm1m2)/ F
M2M1FG
