1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
AURORKA [14]
3 years ago
7

Please Help Me

Physics
1 answer:
JulijaS [17]3 years ago
7 0

1. a=Δv/Δt=(v-vo)/t=(0-25)/5=-25/5=-5 m/s²

The "-" sign shows us that the car has a slow motion


2.a=Δv/Δt=(v-vo)/t=(10-0)/4=10/4=2,5 m/s²


3.they do not have acceleration because they go at constant speed


You might be interested in
What is amplitude?
nydimaria [60]
1. Frequency  is the number of complete waves that pass a point in a second.   2.Wavelength is the distance between two crests or two troughs.                     3.Time period <span> is the time it takes for one complete wave to pass a given point. 4. Amplitude is the height of the wave.   Hence option 4 is correct. </span>
8 0
3 years ago
What does each system help you do?
Maru [420]

Explanation:

1.The somatic nervous system is the part of the peripheral nervous system associated with the voluntary control of body movements via skeletal muscles. 

2. The autonomic nervous system is a control system that acts largely unconsciously and regulates bodily functions, such as the heart rate, digestion, respiratory rate, pupillary response, urination, ect...

3. Sympathetic Division is a term used by researchers and medical practitioners to describe the subdivision of the autonomic nervous system (that controls involuntary and automatic physical reactions) that responds to emergency situations by mobilizing and controlling the energy necessary to cope with the situation.

4. The part of the autonomic nervous system that tends to act in opposition to the sympathetic nervous system, as by slowing down the heart and dilating the blood vessels. It also regulates the function of many glands, such as those that produce tears and saliva.

5. a regulatory substance produced in an organism and transported in tissue fluids such as blood or sap to stimulate specific cells or tissues into action.

7 0
3 years ago
A constant magnetic field can be used to produce an electric current. True or False?
Umnica [9.8K]

this question is true

6 0
3 years ago
The center of the Hubble space telescope is 6940 km from Earth’s center. If the gravitational force between Earth and the telesc
kumpel [21]
The Answer is 11,121 Kg
6 0
3 years ago
Read 2 more answers
An object has a 600 N force pushing it to the right, while a 700 N force pushes in the opposite direction. Gravity also acts on
nordsb [41]
Left is the answer 3
6 0
3 years ago
Read 2 more answers
Other questions:
  • A mosquito flying over a highway strikes a windshield of a moving truck. Compared to the magnitude of the force of the truck on
    7·1 answer
  • What is thermal equilibrium?
    13·2 answers
  • A car is traveling at an angular acceleration of 0.04 rad/s2 on a circular part of a road. If the radius of the circular part is
    8·1 answer
  • Which statement accurately describes something that Yolanda can do as a part of her study?
    7·2 answers
  • Develop a hypothesis for why one of the two types of soup should indeed be rolling down faster than the other. This hypothesis s
    5·1 answer
  • A 48.0-turn circular coil of radius 5.50 cm can be oriented in any direction in a uniform magnetic field having a magnitude of 0
    10·2 answers
  • I really need help with this, please make sure the answer is correct.
    9·1 answer
  • The first and second laws apply to _________________ objects.
    8·1 answer
  • A satellite with mass 6000 kg is orbiting the planet at 2500 km above the planet's
    8·1 answer
  • When a new path of lesser resistance is made for an existing circuit a(n) _____________ circuit occurs.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!