Ask Question
PhysicsPhysics
Pamela Charles
The cost, density and resistivity of copper, steel and aluminium
Answer Answers (1)
PhysicsPhysics
Gwendolyn Johnson
How do the charges compare when two objects are charged through friction?

The objects become oppositely charged and have equal amounts of charge.

The objects become positively charged and have equal amounts of charge.

The objects become negatively charged and have different amounts of charge.

The objects become oppositely charged and have different amounts of charge.

898

Save and Exit
Answer Answers (1)
PhysicsPhysics
Shadow
Potential energy and kinetic energy are forms of what kind of energy? 1. chemical 2. nuclear 3. electromagnetic 4. heat 5. mechanical
Answer Answers (1)
PhysicsPhysics
Ivan Mcguire
Which element has the greatest number of valence electrons available for bonding?
Answer Answers (1)
PhysicsPhysics
Miguel Dillon
A sailboat starts from rest and accelerates at a rate of 0.13 m/s2 over a distance of 458 m.

(a) Find the magnitude of the boat's final velocity.

m/s

(b) Find the time it takes the boat to travel this distance.

s
Answer Answers (1)
PhysicsPhysics
Anastasia Christensen
The emission of a Beta particle has the effect of?

Decreasing mass by one unit

Increasing mass by one unit

No change in mass

Adding a proton to the nucleus

Adding a proton of zero mass to the nucleus
Answer Answers (1)
PhysicsPhysics
Kaylynn Reyes
How is the moment magnitude scale used to describe earthquakes?
Answer Answers (1)
PhysicsPhysics
Milagros Rowland
What force causes warm molten rock to move upward in the mantle?

a. Convection

c. Refraction

b. Radiation

d. Conduction
Answer Answers (2)
PhysicsPhysics
Clark Webb
When are magnets attracted and when are they repelled.
Answer Answers (1)
PhysicsPhysics
Guest
Dura mater location?
Answer Answers (1)
PhysicsPhysics
Dingo
El Nino begins with which of the following?

-upwelling of cold ocean water

-the westward movement of winds and currents in the pacific

-heavy mudslides in california and tornadoes in florida

-the eastward movement of winds and currents in the pacific
Answer Answers (1)
PhysicsPhysics
Guest
How does Rutherford's model of the atom compare with Thomson's model?

A.) They both describe atoms as small, indivisible spheres.

B.) They both describe electrons as moving around the nucleus.

C.) They both describe electrons as being surrounded by the positive matter.

D.) They both describe atoms as being made up of positive and negative matter.
Answer Answers (1)
PhysicsPhysics
Madyson Hudson
Find the force needed to lift a 3,000 - N weight using a machine with a mechanical advantage of 15
Answer Answers (2)
PhysicsPhysics
Levi Murillo
A 1000-kg sports car accelerates from rest to 95 km/h in 6.4 s. What is the average power delivered by the engine
Answer Answers (1)
PhysicsPhysics
Eden Dixon
What effect does the sun have on Earth's tides? A. The pull of the sun cancels the pull of the moon when they are on opposite sides of Earth, causing lower high tides. B. The pull of the sun combines with the pull of the moon when they form a right angle with Earth, causing very high tides. C. The pull of the sun cancels the pull of the moon when they form a right angle with Earth, causing very high tides. D. The pull of the sun combines with the pull of the moon when they are on the same side of Earth, causing very high tides.
Answer Answers (1)
1 ... 90 91 92 93 94 ...
Home » Physics » Page 92
Sign Up Forgot Password?