science released questions check in 1

Which ball would require the most force to stop its motion?

• ball with a mass of 5 kg
• ball with a mass of 10kg
• ball with a mass of  15kg
• ball with a mass of 20kg

Tags

NGSS.MS-PS2-2

what can cause a moving object to increase its speed in a forward direction? 

• a force pushing on the object from the opposite direction
• a force acting on an object in direction object is moving
• an increase in mass of object
• decrease in the mass of the object

Tags

NGSS.MS-PS2-2

A pencil falls off a desk. What moves the pencil towards the floor?

• mass
• friction
• gravity 
• speed

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

If 10 grams of water are added to 5 grams of salt, how much salt will be made?

• 2 grams
• 5 grams 
• 10 grams
• 15 grams

In which way are evaporation and condensation similar?

• both cause decrease in air temperature 
• both cause increase in air temperature
• both are casued by the warming of the atmosphere
• both are caused by changes in heat energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which is an example of a different substance being formed?

• glass breaking
• metal melting 
• water freezing
• wood burning 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What must occur before clouds can form?

• water must fet warmer
• water vapors must lose heat energy 
• precipitation must begin to fall and run off
• transpiration must add water vapors to the atmosphere

Tags

NGSS.MS-ESS2-4

Which process allows green plants to control the amount of water stored in their leaves?

• photosynthesis
• condensation
• respiration
• transpiration 

Which process is most responsible for the disappearance of the puddle?

• precipitation
• transpiration
• evaporation
• condensation 

Tags

NGSS.MS-ESS2-4

Which is most responsible for uneven heating of the air in the atmosphere?

• radiation 
• convection
• conduction
• condensation

Tags

NGSS.MS-ESS2-6