Why does a submarine rise when its volume is increased?

a. Because it now weighs less

c. Because it fills with air

b. Because its density is now lower than the water around it

d. Because it is less buoyant when it is larger

What is the tendency of a material to oppose the flow of charge?

What gas is found at the atmosphere that causes globalisation

Matter is the ability to cause change.

What is the formula for finding relative density of a liquid

Which indicates that a chemical reaction has occurred? A. a broken egg sinks after its has been sitting out for several days. B. you smell gasoline when you remove the cap on a gas tank. C. an unripe orange on a tree doesn't smell at all

A satellite on a Low Earth Orbit is flying with a speed of 7.65 km/s. The vertical component of the Earth's magnetic field is 35.3 μT at the current location of the satellite.

A central air conditioner uses 4.5 kilowatts. It runs for 10 hours over the course of a day. How much energy does the air conditioner use during that day?

Hich of the following needs is an addition to Maslow's original hierarchy and only appears in the eight-stage revised model

What color of light can plants "see"?

Two tiny beads are 25 cm apart with no other charges or fields present. Bead A carries 10 µC of charge and bead B carries 1 µC. Which one of the following statements is true about the magnitudes of the electric forces on these beads