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
morpeh [17]
3 years ago
14

3.

Physics
1 answer:
abruzzese [7]3 years ago
3 0

Answer:

I think they use it at night because they want to avoid involving themselves in road accident while crossing the street. When there are reflective strips on their clothes, drivers do notice them even at far ends of the street since the strips will reflect the rays from the car lights to the driver,hence, the driver notifies that there is a pedestrian crossing and therefore slows down.

You might be interested in
The condition required to work to be done​
Dvinal [7]

Answer:

work=f(costheta)

Explanation:

work is done when a force acts on a body and displaces it on the direction of force

6 0
2 years ago
Consider this row in the periodic table of elements. Which element(s) are most likely to conduct electricity?
Sidana [21]

A) lithium and beryllium

Explanation:

From the given row on the periodic table, only lithium and beryllium will conduct electricity.

What makes a substance able to conduct electricity?

  • The presence of free mobile electrons and in some, ions allows them to carry electric currents.

Metals are generally known to be good conductors of heat and electricity. This is because, metals have a large pool of electrons i.e free mobile electrons. They are electropositive with a large size and readily release their electrons for conduction.

Lithium and Beryllium are in the metallic block on the periodic table.

Learn more:

Metals brainly.com/question/2474874

#learnwithBrainly

6 0
3 years ago
Read 2 more answers
What does it mean for forces to be in equilibrium?.
lapo4ka [179]

Explanation:

If the size and direction of the forces on the object are exactly balanced , then there is no net force acting on the object

8 0
2 years ago
The most common units for expressing the density of a substance are the g/cm3.
Luden [163]
True.

Density = mass / volume,  Unit = g / cm³.

This is a common unit because of its affiliation with the SI unit and because that also our popular liquid which is water = 1 g/cm³  
6 0
3 years ago
What is the most important consideration for environmental policy makers?
Nutka1998 [239]
The most important consideration for environmental policy makers would be : environmental health
The basic purpose in creating environmental policy is maintaining the health of the population. the policies that created by the policy makers should be created to prevent any type of damage to population's well being

hope this helps
8 0
3 years ago
Other questions:
  • Classify each possible hypothesis about a medicinal aloe vera plant as falsifiable or non-falsifiable.
    13·1 answer
  • What happens to the sound of a train whistle as a train approaches and passes you? why?
    12·1 answer
  • How is a crime scene secured ?
    10·2 answers
  • A 5 cm length of wire carries a current of 3 A in the positive z direction. The force on this wire due to a magnetic field vecto
    13·1 answer
  • An ant travels 2.78 cm [W] and then turns and travels 6.25 cm [S 40 degrees E]. What is the ant's total displacement?
    14·1 answer
  • The rings of Saturn occupy the region inside Saturn's Roche limit.
    15·1 answer
  • Vector has a magnitude of 4.40 m and is directed east. Vector has a magnitude of 3.40 m and is directed 39.0° west of north. Wha
    9·1 answer
  • A child has an ear canal that is 1.3 cm long. At what sound frequencies in the audible range will the child have increased heari
    15·1 answer
  • Which electromagnetic wave types have frequencies higher than visible light?
    11·2 answers
  • Calculate the total energy of 2.0 kg object moving horizontally at 10 m/s 50 meters above the surface
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!